Achaeopsis thomsoni
 - Achaeopsis thomsoni (Norman) [SYNONYM SPECIES 9893:64HHZ nidx=null parent=37CZX]
 + Achaeopsis thomsoni (Thompson, 1873) [SYNONYM SPECIES 9898:B936S nidx=null parent=37CZX]
Achatina dunkeri
 - Achatina dunkeri L. Pfeiffer, 1850 [SYNONYM SPECIES 9893:7PSCF nidx=null parent=7R4LB]
 + Achatina dunkeri L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:B94VY nidx=null parent=BB4WY]
Achatinella bulimoides arnemani
 - Achatinella bulimoides arnemani Welch, 1954 [ACCEPTED SUBSPECIES 9893:84F6T nidx=null]
 + Achatinella bulimoides arnemani Welch, 1958 [ACCEPTED SUBSPECIES 9898:BCMFG nidx=null]
Acleris brunneana
 - Acleris brunneana (Stephens, 1834) [AMBIGUOUS_SYNONYM SPECIES 9893:B63JS nidx=null parent=9CTT]
 + Acleris brunneana (Sheldon, 1931) [AMBIGUOUS_SYNONYM SPECIES 9898:BDFJS nidx=null parent=9D2Z]
 + Acleris brunneana (Sheldon, 1930) [AMBIGUOUS_SYNONYM SPECIES 9898:BDFJT nidx=null parent=9CVY]
Actaeon (Buccinulus) cinereus
 - Actaeon (Buccinulus) cinereus R. B. Watson, 1883 [SYNONYM SPECIES 9893:9G3ZR nidx=null parent=4QJCQ]
 + Actaeon (Buccinulus) cinereus R. B. Watson, 1884 [SYNONYM SPECIES 9898:B96NG nidx=null parent=4QJCQ]
Actaeon cinereus
 - Actaeon cinereus R. B. Watson, 1883 [SYNONYM SPECIES 9893:9WNK6 nidx=null parent=4QJCQ]
 + Actaeon cinereus R. B. Watson, 1884 [SYNONYM SPECIES 9898:B96NF nidx=null parent=4QJCQ]
Actinastraeidae
 - Actinastraeidae Alloiteau, 1952 [ACCEPTED FAMILY 9893:85Z2Y nidx=null]
 + Actinastraeidae [ACCEPTED FAMILY 9898:B8WPS nidx=null]
Actiniaria
 - Actiniaria [ACCEPTED ORDER 9893:62284 nidx=null]
 + Actiniaria Hertwig, 1882 [ACCEPTED ORDER 9898:B8TX9 nidx=null]
Acusta ravida redfieldi
 - Acusta ravida redfieldi (L. Pfeiffer, 1852) [SYNONYM SUBSPECIES 9893:8L95T nidx=null parent=8LV5K]
 + Acusta ravida redfieldi (Reeve, 1852) [SYNONYM SUBSPECIES 9898:BCMG2 nidx=null parent=B92PM]
Acusta redfieldi
 - Acusta redfieldi (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:8LV5K nidx=null]
 + Acusta redfieldi (Reeve, 1852) [ACCEPTED SPECIES 9898:B92PM nidx=null]
Acyrthosiphon (Acyrthosiphon) evodiae
 - Acyrthosiphon (Acyrthosiphon) evodiae [ACCEPTED SPECIES 9893:9WHS nidx=null]
 + Acyrthosiphon (Acyrthosiphon) evodiae [ACCEPTED SPECIES 9898:B93W2 nidx=null]
Acyrthosiphon (Acyrthosiphon) hissaricum
 - Acyrthosiphon (Acyrthosiphon) hissaricum [ACCEPTED SPECIES 9893:B6T6B nidx=null]
 + Acyrthosiphon (Acyrthosiphon) hissaricum [ACCEPTED SPECIES 9898:B93W8 nidx=null]
Acyrthosiphon (Acyrthosiphon) vasiljevi
 - Acyrthosiphon (Acyrthosiphon) vasiljevi [ACCEPTED SPECIES 9893:B825N nidx=null]
 + Acyrthosiphon (Acyrthosiphon) vasiljevi [ACCEPTED SPECIES 9898:B93WF nidx=null]
Adamystidae
 - Adamystidae [ACCEPTED FAMILY 9893:628 nidx=null]
 + Adamystidae Cunliffe, 1957 [ACCEPTED FAMILY 9898:B8WPV nidx=null]
Adamystoidea
 - Adamystoidea [ACCEPTED SUPERFAMILY 9893:4RY nidx=null]
 + Adamystoidea Cunliffe, 1957 [ACCEPTED SUPERFAMILY 9898:B8WNL nidx=null]
Adixoa auricollum
 - Adixoa auricollum Hampson, 1892 [ACCEPTED SPECIES 9893:654W8 nidx=null]
 + Adixoa auricollum Hampson, [1893] [SYNONYM SPECIES 9898:B93XQ nidx=null parent=BDJLW]
Aegeria aequalis
 - Aegeria aequalis Walker, 1864 [SYNONYM SPECIES 9893:95R5S nidx=null parent=53TD9]
 + Aegeria aequalis Walker, [1865] [SYNONYM SPECIES 9898:BCD2Q nidx=null parent=BCL62]
Aegeria alenicola
 - Aegeria alenicola Strand, 1912 [SYNONYM SPECIES 9893:95R5V nidx=null parent=98GLB]
 + Aegeria alenicola Strand, [1913] [SYNONYM SPECIES 9898:BCD2R nidx=null parent=B9SVH]
Aegeria apicalis
 - Aegeria apicalis Walker, 1864 [SYNONYM SPECIES 9893:95R5Y nidx=null parent=53TDH]
 + Aegeria apicalis Walker, [1865] [SYNONYM SPECIES 9898:BCD2S nidx=null parent=BBCY7]
Aegeria auriplena
 - Aegeria auriplena Walker, 1864 [SYNONYM SPECIES 9893:95R64 nidx=null parent=98GLJ]
 + Aegeria auriplena Walker, [1865] [SYNONYM SPECIES 9898:BCD2T nidx=null parent=BD9WH]
Aegeria clavicornis
 - Aegeria clavicornis Walker, 1864 [SYNONYM SPECIES 9893:95R6L nidx=null parent=98GLW]
 + Aegeria clavicornis Walker, [1865] [SYNONYM SPECIES 9898:BCD2V nidx=null parent=BDJNH]
Aegeria crassicornis
 - Aegeria crassicornis Walker, 1864 [SYNONYM SPECIES 9893:95R6M nidx=null parent=4XJJB]
 + Aegeria crassicornis Walker, [1865] [SYNONYM SPECIES 9898:BCD2W nidx=null parent=BDJR4]
Aegeria cupreipennis
 - Aegeria cupreipennis Walker, 1864 [SYNONYM SPECIES 9893:95R6S nidx=null parent=7CD6P]
 + Aegeria cupreipennis Walker, [1865] [SYNONYM SPECIES 9898:BCD2X nidx=null parent=BBDC3]
Aegeria fasciculipes
 - Aegeria fasciculipes Walker, 1864 [SYNONYM SPECIES 9893:95R78 nidx=null parent=53TFF]
 + Aegeria fasciculipes Walker, [1865] [SYNONYM SPECIES 9898:BCD2Y nidx=null parent=BDJ7Y]
Aegeria guineabia
 - Aegeria guineabia Strand, 1912 [SYNONYM SPECIES 9893:95R7G nidx=null parent=94WST]
 + Aegeria guineabia Strand, [1913] [SYNONYM SPECIES 9898:BCD2Z nidx=null parent=BBCZ2]
Aegeria ochracea
 - Aegeria ochracea Walker, 1864 [SYNONYM SPECIES 9893:95R8B nidx=null parent=TLJG]
 + Aegeria ochracea Walker, [1865] [SYNONYM SPECIES 9898:BCD32 nidx=null parent=BBCZ4]
Aegeria ovinia
 - Aegeria ovinia Druce, 1900 [SYNONYM SPECIES 9893:95R8F nidx=null parent=64VM3]
 + Aegeria ovinia Druce, 1896 [SYNONYM SPECIES 9898:BCD33 nidx=null parent=B9352]
Aegeria pinorum
 - Aegeria pinorum French, 1889 [SYNONYM SPECIES 9893:64VK7 nidx=null parent=949PB]
 + Aegeria pinorum Behrens, 1889 [SYNONYM SPECIES 9898:B9473 nidx=null parent=949PB]
Aegeria plumipes
 - Aegeria plumipes Walker, 1964 [SYNONYM SPECIES 9893:95R8S nidx=null parent=6HG62]
 + Aegeria plumipes Walker, [1865] [SYNONYM SPECIES 9898:BCD34 nidx=null parent=B9MCG]
Aegeria producta
 - Aegeria producta Walker, 1864 [SYNONYM SPECIES 9893:95R8X nidx=null parent=53TJB]
 + Aegeria producta Walker, [1865] [SYNONYM SPECIES 9898:BCD35 nidx=null parent=B98L5]
Aegeria pulchripennis
 - Aegeria pulchripennis Walker, 1864 [SYNONYM SPECIES 9893:95R92 nidx=null parent=7B86T]
 + Aegeria pulchripennis Walker, [1865] [SYNONYM SPECIES 9898:BCD36 nidx=null parent=BBCZB]
Aegeria ruficaudis
 - Aegeria ruficaudis Walker, 1864 [SYNONYM SPECIES 9893:95R9B nidx=null parent=53TJW]
 + Aegeria ruficaudis Walker, [1865] [SYNONYM SPECIES 9898:BCD38 nidx=null parent=B98L7]
Aegeria santanna
 - Aegeria santanna Kaye, 1924 [SYNONYM SPECIES 9893:64VLF nidx=null parent=98CCG]
 + Aegeria santanna Kaye, 1925 [SYNONYM SPECIES 9898:B9474 nidx=null parent=BDJ7M]
Aegeria unicolor
 - Aegeria unicolor Walker, 1864 [SYNONYM SPECIES 9893:95R9V nidx=null parent=5566R]
 + Aegeria unicolor Walker, [1865] [SYNONYM SPECIES 9898:BCD39 nidx=null parent=BDJJ5]
Aegerina allotriochora
 - Aegerina allotriochora Zukowsky, 1937 [ACCEPTED SPECIES 9893:657LS nidx=null]
 + Aegerina allotriochora Zukowsky, 1936 [ACCEPTED SPECIES 9898:B9476 nidx=null]
Aegerina alomyaeformis
 - Aegerina alomyaeformis Zukowsky, 1937 [ACCEPTED SPECIES 9893:657M4 nidx=null]
 + Aegerina alomyaeformis Zukowsky, 1936 [ACCEPTED SPECIES 9898:B934Z nidx=null]
Aegerina mesostenos
 - Aegerina mesostenos Zukowsky, 1937 [ACCEPTED SPECIES 9893:64VLR nidx=null]
 + Aegerina mesostenos Zukowsky, 1936 [ACCEPTED SPECIES 9898:B9478 nidx=null]
Aegerina ovinia
 - Aegerina ovinia (Druce, 1900) [ACCEPTED SPECIES 9893:64VM3 nidx=null]
 + Aegerina ovinia (Druce, 1896) [ACCEPTED SPECIES 9898:B9352 nidx=null]
Aegerosphecia mysolica
 - Aegerosphecia mysolica (Walker, 1864) [ACCEPTED SPECIES 9893:64VLB nidx=null]
 + Aegerosphecia mysolica (Walker, [1865] ) [ACCEPTED SPECIES 9898:B947B nidx=null]
Aethusa makarone
 - Aethusa makarone (Herbst, 1758) [SYNONYM SPECIES 9893:9CNMP nidx=null parent=92YPM]
 + Aethusa makarone (Herbst, 1785) [SYNONYM SPECIES 9898:B948B nidx=null parent=3BLVD]
Albinaria turrita turrita
 - Albinaria turrita turrita (L. Pfeiffer, 1859) [ACCEPTED SUBSPECIES 9893:7TPTT nidx=null]
 + Albinaria turrita turrita (L. Pfeiffer, 1850) [ACCEPTED SUBSPECIES 9898:BCMG4 nidx=null]
Albuna artemisiae
 - Albuna artemisiae Edwards, 1888 [SYNONYM SPECIES 9893:BGTT nidx=null parent=53TH8]
 + Albuna artemisiae Edwards, 1881 [SYNONYM SPECIES 9898:B94TR nidx=null parent=53TH8]
Alcathoe altera
 - Alcathoe altera Zukowsky, 1937 [ACCEPTED SPECIES 9893:BH5Q nidx=null]
 + Alcathoe altera Zukowsky, 1936 [ACCEPTED SPECIES 9898:B9399 nidx=null]
Alcathoe korites
 - Alcathoe korites (Druce, 1883) [ACCEPTED SPECIES 9893:BH5Y nidx=null]
 + Alcathoe korites (Druce, 1884) [ACCEPTED SPECIES 9898:B939D nidx=null]
Allocoenia trochiformis
 - Allocoenia trochiformis Étallon, 1859 [ACCEPTED SPECIES 9893:B8C7N nidx=null]
 + Allocoenia trochiformis (Michelin, 1847) [ACCEPTED SPECIES 9898:BBQWX nidx=null]
Alvania butonensis
 - Alvania butonensis Beets, 1942 [ACCEPTED SPECIES 9893:CBCN nidx=null]
 + Alvania butonensis Beets, 1943 [ACCEPTED SPECIES 9898:B99FJ nidx=null]
Alvania waisiuensis
 - Alvania waisiuensis Beets, 1942 [ACCEPTED SPECIES 9893:CBSL nidx=null]
 + Alvania waisiuensis Beets, 1943 [ACCEPTED SPECIES 9898:B99KR nidx=null]
Amphilectus armatus
 - Amphilectus armatus (Bowerbank, 1866) [SYNONYM SPECIES 9893:D325 nidx=null parent=VS8T]
 + Amphilectus armatus (Bowerbank, 1862) [SYNONYM SPECIES 9898:B97GF nidx=null parent=VS8T]
Amphipoda
 - Amphipoda [ACCEPTED ORDER 9893:MP nidx=null]
 + Amphipoda Latreille, 1816 [ACCEPTED ORDER 9898:B8TXX nidx=null]
Anchinothria pourtalesii
 - Anchinothria pourtalesii (Ehlers, 1887) [ACCEPTED SPECIES 9893:DKMG nidx=null]
 + Anchinothria pourtalesii (Ehlers, 1879) [ACCEPTED SPECIES 9898:B9BCW nidx=null]
Anguispira strongylodes
 - Anguispira strongylodes (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7Q4BR nidx=null]
 + Anguispira strongylodes (Reeve, 1854) [ACCEPTED SPECIES 9898:B9477 nidx=null]
Anilocra alloceraea
 - Anilocra alloceraea Koelbel, 1879 [ACCEPTED SPECIES 9893:5V29D nidx=null]
 + Anilocra alloceraea Koelbel, 1878 [ACCEPTED SPECIES 9898:B947C nidx=null]
Apatele
 - Apatele Hübner, 1822 [SYNONYM GENUS 9893:B49JB nidx=null parent=8ZYQ8]
 + Apatele Hübner [SYNONYM GENUS 9898:BBRKN nidx=null parent=8ZYQ8]
 + Apatele Hübner [SYNONYM GENUS 9898:BBRKP nidx=null parent=8ZYQ8]
 + Apatele Hübner, 1822 [SYNONYM GENUS 9898:BBRKQ nidx=null parent=8ZYQ8]
Aperostoma (Cyclohidalgoa) belli haughti
 - Aperostoma (Cyclohidalgoa) belli haughti R. H. Beddome, 1908 [SYNONYM SUBSPECIES 9893:7TQFZ nidx=null parent=7TQGZ]
 + Aperostoma (Cyclohidalgoa) belli haughti Bartsch & J. P. E. Morrison, 1942 [SYNONYM SUBSPECIES 9898:BCMHT nidx=null parent=BCMHV]
Aperostoma belli haughti
 - Aperostoma belli haughti R. H. Beddome, 1908 [ACCEPTED SUBSPECIES 9893:7TQGZ nidx=null]
 + Aperostoma belli haughti Bartsch & J. P. E. Morrison, 1942 [ACCEPTED SUBSPECIES 9898:BCMHV nidx=null]
Aphis (Aphis) callunae
 - Aphis (Aphis) callunae [ACCEPTED SPECIES 9893:FDT9 nidx=null]
 + Aphis (Aphis) callunae [ACCEPTED SPECIES 9898:B94MJ nidx=null]
Aphis (Aphis) galiae
 - Aphis (Aphis) galiae [ACCEPTED SPECIES 9893:B6VM3 nidx=null]
 + Aphis (Aphis) galiae [ACCEPTED SPECIES 9898:B9B8D nidx=null]
Aphis (Aphis) lupuli
 - Aphis (Aphis) lupuli [ACCEPTED SPECIES 9893:B83F7 nidx=null]
 + Aphis (Aphis) lupuli [ACCEPTED SPECIES 9898:B9B8M nidx=null]
Aphis (Aphis) mumfordi
 - Aphis (Aphis) mumfordi [ACCEPTED SPECIES 9893:B3P37 nidx=null]
 + Aphis (Aphis) mumfordi [ACCEPTED SPECIES 9898:B9B8P nidx=null]
Aphis (Aphis) ogilviei
 - Aphis (Aphis) ogilviei [ACCEPTED SPECIES 9893:B3P3C nidx=null]
 + Aphis (Aphis) ogilviei [ACCEPTED SPECIES 9898:B9B8S nidx=null]
Aphis (Aphis) pseudopaludicola
 - Aphis (Aphis) pseudopaludicola [ACCEPTED SPECIES 9893:B6VMP nidx=null]
 + Aphis (Aphis) pseudopaludicola [ACCEPTED SPECIES 9898:B9B8Z nidx=null]
Aphis (Aphis) rubiae
 - Aphis (Aphis) rubiae [ACCEPTED SPECIES 9893:B83FN nidx=null]
 + Aphis (Aphis) rubiae [ACCEPTED SPECIES 9898:B9B95 nidx=null]
Aphis (Aphis) toriliae
 - Aphis (Aphis) toriliae [ACCEPTED SPECIES 9893:B3P3X nidx=null]
 + Aphis (Aphis) toriliae [ACCEPTED SPECIES 9898:B9B9B nidx=null]
Aphis cracivora
 - Aphis cracivora Koch, 1854 [SYNONYM SPECIES 9893:B6TJ8 nidx=null parent=5DJMH]
 + Aphis cracivora Koch, 1854 [SYNONYM SPECIES 9898:B94MT nidx=null parent=5DJMH]
Aphis gossipii
 - Aphis gossipii Glover, 1877 [SYNONYM SPECIES 9893:8P4YR nidx=null parent=5DJMX]
 + Aphis gossipii Glover, 1877 [SYNONYM SPECIES 9898:B8WKF nidx=null parent=5DJMX]
Arachnanthus bockii
 - Arachnanthus bockii Carlgren, 1924 [ACCEPTED SPECIES 9893:G2VP nidx=null]
 + Arachnanthus bockii Carlgren, 1922 [ACCEPTED SPECIES 9898:B9BTZ nidx=null]
Ariophanta martini
 - Ariophanta martini (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:8VQNK nidx=null parent=7R5WF]
 + Ariophanta martini (Reeve, 1854) [SYNONYM SPECIES 9898:B9DPP nidx=null parent=BB8DB]
Armadillo cubensis
 - Armadillo cubensis Saussure, 1858 [SYNONYM SPECIES 9893:GRN6 nidx=null parent=328BK]
 + Armadillo cubensis de Saussure, 1857 [SYNONYM SPECIES 9898:B9DPV nidx=null parent=328BK]
Armadillo mirandai
 - Armadillo mirandai [SYNONYM SPECIES 9893:GRPN nidx=null parent=328BG]
 + Armadillo mirandai (Rioja, 1954) [SYNONYM SPECIES 9898:B9DPW nidx=null parent=328BG]
Aschistophleps lampropoda
 - Aschistophleps lampropoda Hampson, 1892 [ACCEPTED SPECIES 9893:H5PM nidx=null]
 + Aschistophleps lampropoda Hampson, [1893] [ACCEPTED SPECIES 9898:B94XZ nidx=null]
Aschistophleps melissoides
 - Aschistophleps melissoides Hampson, 1892 [SYNONYM SPECIES 9893:95Z5T nidx=null parent=3LDXD]
 + Aschistophleps melissoides Hampson, [1893] [SYNONYM SPECIES 9898:BCGGJ nidx=null parent=BBKFW]
Ascidiacea
 - Ascidiacea [ACCEPTED CLASS 9893:85 nidx=null]
 + Ascidiacea Blainville, 1824 [ACCEPTED CLASS 9898:B8V3S nidx=null]
Asphondylia
 - Asphondylia [ACCEPTED SUBGENUS 9893:B7XL9 nidx=null]
 + Asphondylia [ACCEPTED SUBGENUS 9898:B8XLC nidx=null]
 + Asphondylia [ACCEPTED GENUS 9898:B8XLD nidx=null]
Assilina
 - Assilina [ACCEPTED SUBGENUS 9893:7NRGR nidx=null]
 + Assilina d'Orbigny, 1839 [PROVISIONALLY_ACCEPTED GENUS 9898:B948M nidx=null]
 + Assilina d'Orbigny, 1839 [PROVISIONALLY_ACCEPTED GENUS 9898:B948N nidx=null]
Asteroidea
 - Asteroidea [ACCEPTED CLASS 9893:86 nidx=null]
 + Asteroidea de Blainville, 1830 [ACCEPTED CLASS 9898:B8V3T nidx=null]
Atretia gnomon
 - Atretia gnomon Jeffreys, 1876 [SYNONYM SPECIES 9893:688DG nidx=null parent=ZZ2R]
 + Atretia gnomon (Jeffreys, 1869) [SYNONYM SPECIES 9898:B8VPX nidx=null parent=ZZ2R]
Aulena lamellosa
 - Aulena lamellosa Lendenfeld, 1886 [SYNONYM SPECIES 9893:JRPK nidx=null parent=3M9PY]
 + Aulena lamellosa Lendenfeld, 1889 [SYNONYM SPECIES 9898:B9KB7 nidx=null parent=3M9PY]
Australicythere paenepolylyca
 - Australicythere paenepolylyca Hartmann, 1993 [ACCEPTED SPECIES 9893:67XN5 nidx=null]
 + Australicythere paenepolylyca Hartmann, 1992 [ACCEPTED SPECIES 9898:B9LST nidx=null]
Austroselenites euspira
 - Austroselenites euspira (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:879FT nidx=null parent=7RHBM]
 + Austroselenites euspira (Reeve, 1854) [SYNONYM SPECIES 9898:B9LVC nidx=null parent=BBHZZ]
Autonoe websteri
 - Autonoe websteri Sars, 1894 [SYNONYM SPECIES 9893:JZHY nidx=null parent=6P92P]
 + Autonoe websteri (Spence Bate, 1857) [SYNONYM SPECIES 9898:B9LW7 nidx=null parent=6P92P]
Baramia quadrispina
 - Baramia quadrispina Banks, 1930 [ACCEPTED SPECIES 9893:7SBPX nidx=null]
 + Baramia quadrispina Roewer, 1949 [ACCEPTED SPECIES 9898:B97GQ nidx=null]
Baseodiscus ophiocephalus
 - Baseodiscus ophiocephalus ? [SYNONYM SPECIES 9893:B847V nidx=null parent=39JVV]
 + Baseodiscus ophiocephalus ? [SYNONYM SPECIES 9898:B9LXB nidx=null parent=39JVV]
Bellorchestia tumida
 - Bellorchestia tumida (Thomson, 1885) [ACCEPTED SPECIES 9893:5WH56 nidx=null]
 + Bellorchestia tumida (Stebbing, 1887) [SYNONYM SPECIES 9898:B97HW nidx=null parent=BDJ4V]
Bembecia daghestanica
 - Bembecia daghestanica Gorbunov, 1992 [ACCEPTED SPECIES 9893:963DX nidx=null]
 + Bembecia daghestanica Gorbunov, 1991 [SYNONYM SPECIES 9898:BCHF7 nidx=null parent=B97JK]
Bembecia fibigeri
 - Bembecia fibigeri La tuvka & La tuvka, 1994 [ACCEPTED SPECIES 9893:948JY nidx=null]
 + Bembecia fibigeri Laštuvka & Laštuvka, 1994 [ACCEPTED SPECIES 9898:B97J8 nidx=null]
Bembecia fortis
 - Bembecia fortis Diakonoff, 1967 [ACCEPTED SPECIES 9893:5WGL5 nidx=null]
 + Bembecia fortis Diakonoff, [1968] [SYNONYM SPECIES 9898:B9M2V nidx=null parent=BDFPD]
Bembecia gegamica
 - Bembecia gegamica Gorbunov, 1992 [ACCEPTED SPECIES 9893:963F2 nidx=null]
 + Bembecia gegamica Gorbunov, 1991 [ACCEPTED SPECIES 9898:BCHF9 nidx=null]
Bembecia jakuta
 - Bembecia jakuta (Herz, 1904) [ACCEPTED SPECIES 9893:963F6 nidx=null]
 + Bembecia jakuta (Herz, 1903) [ACCEPTED SPECIES 9898:B97JB nidx=null]
Bembecia karategina
 - Bembecia karategina patenka, 1997 [ACCEPTED SPECIES 9893:963F8 nidx=null]
 + Bembecia karategina Špatenka, 1997 [SYNONYM SPECIES 9898:BDFKG nidx=null parent=963FV]
Bembecia puella
 - Bembecia puella La tuvka, 1989 [ACCEPTED SPECIES 9893:959NT nidx=null]
 + Bembecia puella Laštuvka, 1989 [ACCEPTED SPECIES 9898:B97JK nidx=null]
Bembecia stiziformis
 - Bembecia stiziformis (Herrich-Schäffer, 1851) [ACCEPTED SPECIES 9893:959NV nidx=null]
 + Bembecia stiziformis (Herrich-Schäffer, [1852] ) [ACCEPTED SPECIES 9898:B97JM nidx=null]
Bembecia syzcjovi
 - Bembecia syzcjovi Gorbunov, 1989 [ACCEPTED SPECIES 9893:963G2 nidx=null]
 + Bembecia syzcjovi Gorbunov, 1990 [ACCEPTED SPECIES 9898:BCHFQ nidx=null]
Bembecia uroceriformis armoricana
 - Bembecia uroceriformis armoricana (Oberthür, 1906) [ACCEPTED SUBSPECIES 9893:98QVK nidx=null]
 + Bembecia uroceriformis armoricana (Oberthür, [1907] ) [ACCEPTED SUBSPECIES 9898:BDCFB nidx=null]
Bembecia volgensis
 - Bembecia volgensis Gorbunov, 1994 [ACCEPTED SPECIES 9893:959NW nidx=null]
 + Bembecia volgensis Gorbunov, 1995 [ACCEPTED SPECIES 9898:B97JR nidx=null]
Bochusacea
 - Bochusacea [ACCEPTED ORDER 9893:TQ nidx=null]
 + Bochusacea Gutu & Iliffe, 1998 [ACCEPTED ORDER 9898:B8VDH nidx=null]
Bolbaster
 - Bolbaster [ACCEPTED SUBGENUS 9893:3B5R nidx=null]
 + Bolbaster Pomel, 1869 [PROVISIONALLY_ACCEPTED GENUS 9898:B8VQ7 nidx=null]
Botryostrobus auritus
 - Botryostrobus auritus (Ehrenberg, 1844) [SYNONYM SPECIES 9893:MQG6 nidx=null parent=MQG7]
 + Botryostrobus auritus (Ehrenberg, 1844) [SYNONYM SPECIES 9898:B8WB2 nidx=null parent=MQG7]
Brachiopoda
 - Brachiopoda [ACCEPTED PHYLUM 9893:622CF nidx=null]
 + Brachiopoda Duméril, 1805 [ACCEPTED PHYLUM 9898:B8V3N nidx=null]
Brachypoda
 - Brachypoda [ACCEPTED ORDER 9893:6228H nidx=null]
 + Brachypoda Birshteyn, 1960 [ACCEPTED ORDER 9898:B8VDJ nidx=null]
Brachypogon
 - Brachypogon [PROVISIONALLY_ACCEPTED SUBGENUS 9893:87DQG nidx=null]
 + Brachypogon [PROVISIONALLY_ACCEPTED SUBGENUS 9898:B8XQL nidx=null]
 + Brachypogon [PROVISIONALLY_ACCEPTED GENUS 9898:B8XQM nidx=null]
Brachyunguis (Brachyunguis) agriphylli
 - Brachyunguis (Brachyunguis) agriphylli [ACCEPTED SPECIES 9893:B6XR7 nidx=null]
 + Brachyunguis (Brachyunguis) agriphylli [ACCEPTED SPECIES 9898:B9NCJ nidx=null]
Brachyura
 - Brachyura [ACCEPTED INFRAORDER 9893:8HBP5 nidx=null]
 + Brachyura Latreille, 1802 [ACCEPTED INFRAORDER 9898:B8WN9 nidx=null]
Bradybaena ravida redfieldi
 - Bradybaena ravida redfieldi (L. Pfeiffer, 1852) [SYNONYM SUBSPECIES 9893:8L964 nidx=null parent=8LV5K]
 + Bradybaena ravida redfieldi (Reeve, 1852) [SYNONYM SUBSPECIES 9898:BCMLP nidx=null parent=B92PM]
Bubalocerus
 - Bubalocerus Matjasic, 1958 [ACCEPTED GENUS 9893:7NR8Z nidx=null]
 + Bubalocerus Matjašič, 1957 [ACCEPTED GENUS 9898:B8Y4T nidx=null]
Bubalocerus preineri
 - Bubalocerus preineri Matjasic, 1958 [ACCEPTED SPECIES 9893:NKLB nidx=null]
 + Bubalocerus preineri Matjašič, 1957 [ACCEPTED SPECIES 9898:B9NMK nidx=null]
Bulimus (Helicteres) byronensis
 - Bulimus (Helicteres) byronensis H. Beck, 1837 [SYNONYM SPECIES 9893:8NCLK nidx=null parent=84684]
 + Bulimus (Helicteres) byronensis [sic] [SYNONYM SPECIES 9898:B9NRW nidx=null parent=84684]
Bulimus belcheri
 - Bulimus belcheri L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:7QFZM nidx=null parent=7RJDW]
 + Bulimus belcheri L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:B9NRX nidx=null parent=BBJ4Y]
Bulimus glaucophthalmus
 - Bulimus glaucophthalmus L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:8MVZZ nidx=null parent=7RJG4]
 + Bulimus glaucophthalmus L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:B9NRZ nidx=null parent=BBJ54]
Bulimus harrisii
 - Bulimus harrisii Reeve, 1858 [SYNONYM SPECIES 9893:873WY nidx=null parent=86YY2]
 + Bulimus harrisii Reeve, 1850 [SYNONYM SPECIES 9898:B9NS2 nidx=null parent=86YY2]
Bulimus microdon
 - Bulimus microdon L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:87BCK nidx=null parent=86B9B]
 + Bulimus microdon L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:B9NS3 nidx=null parent=B9SZN]
Bullia (Adinus) provecta
 - Bullia (Adinus) provecta Beets, 1942 [SYNONYM SPECIES 9893:5WRV3 nidx=null parent=6947W]
 + Bullia (Adinus) provecta Beets, 1943 [SYNONYM SPECIES 9898:B9NS6 nidx=null parent=B9NS5]
Bullia provecta
 - Bullia provecta Beets, 1942 [ACCEPTED SPECIES 9893:6947W nidx=null]
 + Bullia provecta Beets, 1943 [ACCEPTED SPECIES 9898:B9NS5 nidx=null]
Calappe marmorata
 - Calappe marmorata (Fabricius, 1798) [SYNONYM SPECIES 9893:994CY nidx=null parent=696CZ]
 + Calappe marmorata [SYNONYM SPECIES 9898:BBRJM nidx=null parent=PFR7]
Calappoidea
 - Calappoidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9893:7NFM7 nidx=null]
 + Calappoidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9898:B8WNM nidx=null]
Callozostron bayeri
 - Callozostron bayeri Cairns, 2015 [ACCEPTED SPECIES 9893:PW86 nidx=null]
 + Callozostron bayeri Cairns, 2016 [ACCEPTED SPECIES 9898:B9P6Q nidx=null]
Calocochlea zonifera circe
 - Calocochlea zonifera circe (L. Pfeiffer, 1854) [ACCEPTED SUBSPECIES 9893:7TRFR nidx=null]
 + Calocochlea zonifera circe (Reeve, 1853) [ACCEPTED SUBSPECIES 9898:BCNV9 nidx=null]
Cancer aculeatus
 - Cancer aculeatus Herbst, 1790 [SYNONYM SPECIES 9893:8TNVM nidx=null parent=84BGY]
 + Cancer aculeatus Fabricius, 1793 [AMBIGUOUS_SYNONYM SPECIES 9898:QK6Y nidx=null parent=84BGY]
 + Cancer aculeatus Herbst, 1790 [AMBIGUOUS_SYNONYM SPECIES 9898:QK6Z nidx=null parent=84BGY]
Cancer novaezealandiae
 - Cancer novaezealandiae (Jacquinot, 1853) [SYNONYM SPECIES 9893:84CZF nidx=null parent=428X4]
 + Cancer novaezealandiae (Hombron & Jacquinot, 1846) [SYNONYM SPECIES 9898:B9PJ6 nidx=null parent=428X4]
Caphyra rotundifrons
 - Caphyra rotundifrons (A. Milne-Edwards, 1869) [SYNONYM SPECIES 9893:7TBGL nidx=null parent=84HF5]
 + Caphyra rotundifrons (A. Milne-Edwards, 1869) [ACCEPTED SPECIES 9898:QQ8X nidx=null]
Carmenta anthracipennis
 - Carmenta anthracipennis (Boisduval, 1874) [ACCEPTED SPECIES 9893:69BST nidx=null]
 + Carmenta anthracipennis (Boisduval, [1875] ) [ACCEPTED SPECIES 9898:B98KC nidx=null]
Celypha latifasciana
 - Celypha latifasciana (Haworth, 1811) [SYNONYM SPECIES 9893:B4NT4 nidx=null parent=93WVG]
 + Celypha latifasciana (Haworth, 1812) [SYNONYM SPECIES 9898:BCL5M nidx=null parent=93WVG]
Ceratocombidae
 - Ceratocombidae Fieber, 1861 [ACCEPTED FAMILY 9893:622LT nidx=null]
 + Ceratocombidae Fieber, 1860 [ACCEPTED FAMILY 9898:B8V9V nidx=null]
Ceratocombinae
 - Ceratocombinae Fieber, 1861 [ACCEPTED SUBFAMILY 9893:626TS nidx=null]
 + Ceratocombinae Fieber, 1860 [ACCEPTED SUBFAMILY 9898:B8X3X nidx=null]
Ceratocombini
 - Ceratocombini Fieber, 1861 [ACCEPTED TRIBE 9893:KPJ nidx=null]
 + Ceratocombini Fieber, 1860 [ACCEPTED TRIBE 9898:B8X7Z nidx=null]
Ceratocorema postcristatum
 - Ceratocorema postcristatum Hampson, 1892 [SYNONYM SPECIES 9893:968PX nidx=null parent=9GZTS]
 + Ceratocorema postcristatum Hampson, [1893] [SYNONYM SPECIES 9898:BCL9R nidx=null parent=BDC29]
Ceratothoa steindachneri
 - Ceratothoa steindachneri Koelbel, 1879 [ACCEPTED SPECIES 9893:SQGF nidx=null]
 + Ceratothoa steindachneri Koelbel, 1878 [ACCEPTED SPECIES 9898:B9QMV nidx=null]
Ceriantharia
 - Ceriantharia [ACCEPTED SUBCLASS 9893:7NF8K nidx=null]
 + Ceriantharia Perrier, 1893 [ACCEPTED SUBCLASS 9898:B8V4B nidx=null]
Cerianthus filiformis
 - Cerianthus filiformis Carlgren, 1924 [ACCEPTED SPECIES 9893:SY28 nidx=null]
 + Cerianthus filiformis Carlgren, 1922 [ACCEPTED SPECIES 9898:B8VTV nidx=null]
Cerianthus japonicus
 - Cerianthus japonicus Carlgren, 1924 [ACCEPTED SPECIES 9893:69LS8 nidx=null]
 + Cerianthus japonicus Carlgren, 1922 [ACCEPTED SPECIES 9898:B8VTW nidx=null]
Cerianthus mortenseni
 - Cerianthus mortenseni Carlgren, 1924 [ACCEPTED SPECIES 9893:SY2R nidx=null]
 + Cerianthus mortenseni Carlgren, 1922 [ACCEPTED SPECIES 9898:B9QY8 nidx=null]
Cerosipha (Cerosipha)
 - Cerosipha (Cerosipha) [SYNONYM SUBGENUS 9893:B7Y26 nidx=null parent=8NVDZ]
 + Cerosipha (Cerosipha) [SYNONYM SUBGENUS 9898:B8Y97 nidx=null parent=8NVDZ]
Chamaesphecia (Scopulosphecia)
 - Chamaesphecia (Scopulosphecia) La tuvka [SYNONYM SUBGENUS 9893:95N8G nidx=null parent=92543]
 + Chamaesphecia (Scopulosphecia) Laštuvka, [1990] [ACCEPTED SUBGENUS 9898:BC5CH nidx=null]
Chamaesphecia aethiopica
 - Chamaesphecia aethiopica Hampson, 1919 [ACCEPTED SPECIES 9893:TKVM nidx=null]
 + Chamaesphecia aethiopica Dalla Torre & Strand, 1925 [SYNONYM SPECIES 9898:B99FM nidx=null parent=BBCYV]
Chamaesphecia albida
 - Chamaesphecia albida patenka, 1999 [ACCEPTED SPECIES 9893:9694J nidx=null]
 + Chamaesphecia albida Špatenka, 1999 [SYNONYM SPECIES 9898:B99FN nidx=null parent=B99FP]
Chamaesphecia breyeri
 - Chamaesphecia breyeri Köhler, 1972 [ACCEPTED SPECIES 9893:TKWF nidx=null]
 + Chamaesphecia breyeri Köhler, 1941 [PROVISIONALLY_ACCEPTED SPECIES 9898:B99G8 nidx=null]
Chamaesphecia doryceraeformis
 - Chamaesphecia doryceraeformis (Lederer, 1855) [ACCEPTED SPECIES 9893:92XY3 nidx=null]
 + Chamaesphecia doryceraeformis (Lederer, 1853) [SYNONYM SPECIES 9898:B99GP nidx=null parent=B99GQ]
Chamaesphecia leucoparea
 - Chamaesphecia leucoparea (Lederer, 1871) [ACCEPTED SPECIES 9893:TKXZ nidx=null]
 + Chamaesphecia leucoparea (Lederer, 1870) [SYNONYM SPECIES 9898:B99HR nidx=null parent=B99HQ]
Chamaesphecia minorata
 - Chamaesphecia minorata Staudinger, 1895 [SYNONYM SPECIES 9893:9694W nidx=null parent=TKVW]
 + Chamaesphecia minorata (Staudinger, 1894) [SYNONYM SPECIES 9898:BCLCD nidx=null parent=B99FW]
Chamaesphecia oryssiformis
 - Chamaesphecia oryssiformis Staudinger, 1901 [SYNONYM SPECIES 9893:92XY8 nidx=null parent=TKVY]
 + Chamaesphecia oryssiformis (Rebel, 1901) [SYNONYM SPECIES 9898:B99JF nidx=null parent=B99FY]
 + Chamaesphecia oryssiformis (Herrich-Schäffer, [1846] ) [SYNONYM SPECIES 9898:B99JG nidx=null parent=B99FY]
Chamaesphecia osmiaeformis
 - Chamaesphecia osmiaeformis (Herrich-Schäffer, 1848) [ACCEPTED SPECIES 9893:92XY9 nidx=null]
 + Chamaesphecia osmiaeformis (Herrich-Schäffer, [1852] ) [SYNONYM SPECIES 9898:TKYS nidx=null parent=B99JH]
Chamaesphecia proximata
 - Chamaesphecia proximata (Staudinger, 1891) [ACCEPTED SPECIES 9893:TKYY nidx=null]
 + Chamaesphecia proximata (Staudinger, 1892) [SYNONYM SPECIES 9898:B99JN nidx=null parent=B99JP]
Chamaesphecia similis
 - Chamaesphecia similis La tuvka, 1983 [SYNONYM SPECIES 9893:92XYC nidx=null parent=TKWZ]
 + Chamaesphecia similis Laštuvka, 1983 [SYNONYM SPECIES 9898:TKZC nidx=null parent=B99GR]
Chamaesphecia thracica
 - Chamaesphecia thracica La tuvka, 1983 [ACCEPTED SPECIES 9893:92XYF nidx=null]
 + Chamaesphecia thracica Laštuvka, 1983 [SYNONYM SPECIES 9898:TKZK nidx=null parent=B99KC]
Chamanthedon quinquecincta
 - Chamanthedon quinquecincta (Hampson, 1892) [ACCEPTED SPECIES 9893:TLJH nidx=null]
 + Chamanthedon quinquecincta (Hampson, [1893] ) [ACCEPTED SPECIES 9898:B9R6T nidx=null]
Charybdis (Archias)
 - Charybdis (Archias) Paulson, 1875 [ACCEPTED SUBGENUS 9893:8TG64 nidx=null]
 + Charybdis (Archias) Paulson, 1875 [ACCEPTED SUBGENUS 9898:B926R nidx=null]
Charybdis (Gonioneptunus)
 - Charybdis (Gonioneptunus) Ortmann, 1893 [ACCEPTED SUBGENUS 9893:8498T nidx=null]
 + Charybdis (Gonioneptunus) Ortmann, 1893 [ACCEPTED SUBGENUS 9898:B9277 nidx=null]
Chasmocarcininae
 - Chasmocarcininae Serène, 1964 [ACCEPTED SUBFAMILY 9893:847DJ nidx=null]
 + Chasmocarcininae Serène, 1964 [ACCEPTED SUBFAMILY 9898:B8V47 nidx=null]
Cheiragonoidea
 - Cheiragonoidea Ortmann, 1893 [ACCEPTED SUPERFAMILY 9893:7NGKL nidx=null]
 + Cheiragonoidea Ortmann, 1893 [ACCEPTED SUPERFAMILY 9898:B8WNQ nidx=null]
Chicoreus recticornis
 - Chicoreus recticornis (Martens [in Lobbecke & Kobelt] , 1880) [SYNONYM SPECIES 9893:TZHH nidx=null parent=TZGQ]
 + Chicoreus recticornis (Löbbecke & Kobelt, 1880) [SYNONYM SPECIES 9898:B9RW8 nidx=null parent=TZGQ]
Chimaerosphecia aegerides
 - Chimaerosphecia aegerides Strand, 1915 [SYNONYM SPECIES 9893:69RWN nidx=null parent=98LCK]
 + Chimaerosphecia aegerides Strand, [1916] [SYNONYM SPECIES 9898:B99XK nidx=null parent=BBDD8]
Chironomus
 - Chironomus [ACCEPTED SUBGENUS 9893:B7W6N nidx=null]
 + Chironomus [PROVISIONALLY_ACCEPTED GENUS 9898:B8VJH nidx=null]
 + Chironomus [ACCEPTED SUBGENUS 9898:B8VJJ nidx=null]
Chloraea aeruginosa
 - Chloraea aeruginosa (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7QNJJ nidx=null]
 + Chloraea aeruginosa (Reeve, 1854) [ACCEPTED SPECIES 9898:B9RZH nidx=null]
Chloraea lais
 - Chloraea lais (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7QNKN nidx=null parent=7TRXQ]
 + Chloraea lais (Reeve, 1853) [SYNONYM SPECIES 9898:B9RZJ nidx=null parent=BCPDN]
Chloraea puella lais
 - Chloraea puella lais (L. Pfeiffer, 1854) [ACCEPTED SUBSPECIES 9893:7TRXQ nidx=null]
 + Chloraea puella lais (Reeve, 1853) [ACCEPTED SUBSPECIES 9898:BCPDN nidx=null]
Chlorodopsis frontalis
 - Chlorodopsis frontalis (Dana, 1852) [SYNONYM SPECIES 9893:7TX9Z nidx=null parent=3BLZF]
 + Chlorodopsis frontalis Borradaile, 1902 [SYNONYM SPECIES 9898:5XXV2 nidx=null parent=3BLZF]
Chromocochlea mindorana
 - Chromocochlea mindorana Hartmann, 1829 [SYNONYM SPECIES 9893:7QP2Z nidx=null parent=7QJNK]
 + Chromocochlea mindorana L. Pfeiffer, 1842 [SYNONYM SPECIES 9898:B9S7J nidx=null parent=7QJNK]
Chrysosoma
 - Chrysosoma [ACCEPTED SUBGENUS 9893:9H6V2 nidx=null]
 + Chrysosoma [ACCEPTED GENUS 9898:B8XV3 nidx=null]
 + Chrysosoma [ACCEPTED SUBGENUS 9898:B8XV4 nidx=null]
Cingulina australis
 - Cingulina australis Tenison Woods, 1877 [SYNONYM SPECIES 9893:5Z7SZ nidx=null parent=3VDJG]
 + Cingulina australis Tenison Woods, 1876 [SYNONYM SPECIES 9898:B9SNV nidx=null parent=B9SP6]
Cladocarpus dollfusi
 - Cladocarpus dollfusi [SYNONYM SPECIES 9893:VNQ7 nidx=null parent=52XWR]
 + Cladocarpus dollfusi Billard, 1924 [SYNONYM SPECIES 9898:B8W8N nidx=null parent=52XWR]
Clathrodrillia kutaiana
 - Clathrodrillia kutaiana Beets, 1985 [ACCEPTED SPECIES 9893:VSYR nidx=null]
 + Clathrodrillia kutaiana Beets, 1984 [ACCEPTED SPECIES 9898:B9SW8 nidx=null]
Clavatula (Alticlavatula) djocdjocartae
 - Clavatula (Alticlavatula) djocdjocartae (K. Martin, 1885) [SYNONYM SPECIES 9893:B8QZL nidx=null parent=B8TFF]
 + Clavatula (Alticlavatula) djocdjocartae (K. Martin, 1884) [SYNONYM SPECIES 9898:BDHVZ nidx=null parent=BDJ5Y]
Clavigerinella alicantensis
 - Clavigerinella alicantensis Cremades Campos, 1978 [ACCEPTED SPECIES 9893:8282Q nidx=null]
 + Clavigerinella alicantensis Cremades Campos, 1979 [SYNONYM SPECIES 9898:B9SWM nidx=null parent=8282S]
Clymene watsoni
 - Clymene watsoni Gravier, 1906 [SYNONYM SPECIES 9893:WDTB nidx=null parent=9X8VM]
 + Clymene watsoni Gravier, 1905 [SYNONYM SPECIES 9898:B9T3R nidx=null parent=BBMY6]
Coccyx spadiceana
 - Coccyx spadiceana Duponchel, 1836 [SYNONYM SPECIES 9893:B64Y8 nidx=null parent=4SNGF]
 + Coccyx spadiceana Duponchel, 1835 [SYNONYM SPECIES 9898:BDFJZ nidx=null parent=4SNGF]
Cochlostyla (Callicochlias) zonifera circe
 - Cochlostyla (Callicochlias) zonifera circe (L. Pfeiffer, 1854) [SYNONYM SUBSPECIES 9893:7TSK2 nidx=null parent=7TRFR]
 + Cochlostyla (Callicochlias) zonifera circe (Reeve, 1853) [SYNONYM SUBSPECIES 9898:BCPF7 nidx=null parent=BCNV9]
Cochlostyla (Calocochlea) zonifera var. circe
 - Cochlostyla (Calocochlea) zonifera var. circe (L. Pfeiffer, 1854) [SYNONYM VARIETY 9893:8M3XT nidx=null parent=7TRFR]
 + Cochlostyla (Calocochlea) zonifera var. circe (Reeve, 1853) [SYNONYM VARIETY 9898:BCPF6 nidx=null parent=BCNV9]
Cochlostyla (Canistrum) belcheri
 - Cochlostyla (Canistrum) belcheri (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:7QR54 nidx=null parent=7RJDW]
 + Cochlostyla (Canistrum) belcheri (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9T9N nidx=null parent=BBJ4Y]
Cochlostyla (Cochlodryas) rehbeini
 - Cochlostyla (Cochlodryas) rehbeini (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7QR65 nidx=null parent=B8TLG]
 + Cochlostyla (Cochlodryas) rehbeini (Reeve, 1852) [SYNONYM SPECIES 9898:B9T9V nidx=null parent=BDJ5Z]
Cochlostyla (Corasia) aeruginosa
 - Cochlostyla (Corasia) aeruginosa (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:7QR6B nidx=null parent=7QNJJ]
 + Cochlostyla (Corasia) aeruginosa (Reeve, 1854) [SYNONYM SPECIES 9898:B9T9X nidx=null parent=B9RZH]
Cochlostyla (Corasia) lais
 - Cochlostyla (Corasia) lais (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:8VQQZ nidx=null parent=7TRXQ]
 + Cochlostyla (Corasia) lais (Reeve, 1853) [SYNONYM SPECIES 9898:B9T9Z nidx=null parent=BCPDN]
Cochlostyla (Corasia) puella var. lais
 - Cochlostyla (Corasia) puella var. lais (L. Pfeiffer, 1854) [SYNONYM VARIETY 9893:7V5RN nidx=null parent=7TRXQ]
 + Cochlostyla (Corasia) puella var. lais (Reeve, 1853) [SYNONYM VARIETY 9898:BCRSH nidx=null parent=BCPDN]
Cochlostyla (Eudoxus) belcheri
 - Cochlostyla (Eudoxus) belcheri (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:7QR7Y nidx=null parent=7RJDW]
 + Cochlostyla (Eudoxus) belcheri (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9T9P nidx=null parent=BBJ4Y]
Cochlostyla (Orustia) glaucophtalma
 - Cochlostyla (Orustia) glaucophtalma (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:8MW8F nidx=null parent=7RJG4]
 + Cochlostyla (Orustia) glaucophtalma (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9TB5 nidx=null parent=BBJ54]
Cochlostyla aeruginosa
 - Cochlostyla aeruginosa (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:7QRD9 nidx=null parent=7QNJJ]
 + Cochlostyla aeruginosa (Reeve, 1854) [SYNONYM SPECIES 9898:B9T9Y nidx=null parent=B9RZH]
Cochlostyla belcheri
 - Cochlostyla belcheri (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:7QRDX nidx=null parent=7RJDW]
 + Cochlostyla belcheri (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9T9Q nidx=null parent=BBJ4Y]
Cochlostyla circe
 - Cochlostyla circe (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7QRGD nidx=null parent=7TRFR]
 + Cochlostyla circe (Reeve, 1853) [SYNONYM SPECIES 9898:B9TB6 nidx=null parent=BCNV9]
Cochlostyla glaucophtalma
 - Cochlostyla glaucophtalma (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:9WWJG nidx=null parent=7RJG4]
 + Cochlostyla glaucophtalma (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9TB4 nidx=null parent=BBJ54]
Cochlostyla glaucophthalma
 - Cochlostyla glaucophthalma (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:9ZHVX nidx=null parent=7RJG4]
 + Cochlostyla glaucophthalma (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:B9TB3 nidx=null parent=BBJ54]
Cochlostyla rehbeini
 - Cochlostyla rehbeini (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7QRPJ nidx=null parent=B8TLG]
 + Cochlostyla rehbeini (Reeve, 1852) [SYNONYM SPECIES 9898:B9T9W nidx=null parent=BDJ5Z]
Coelama
 - Coelama Turner, 1944 [SYNONYM GENUS 9893:94MML nidx=null parent=92GRB]
 + Coelama Leach, 1815 [SYNONYM GENUS 9898:BBVWQ nidx=null parent=92GRB]
Comiconchus trionchus
 - Comiconchus trionchus (Thorne, 1924) Jairajpuri & Khan, 1982 [SYNONYM SPECIES 9893:8T5ZP nidx=null parent=8TFVM]
 + Comiconchus trionchus (Thorne, 1924) Jairajpuri & Khan, 1982 [ACCEPTED SPECIES 9898:8G5TM nidx=null]
Complexastrea carinata
 - Complexastrea carinata Roniewicz, 1965 [ACCEPTED SPECIES 9893:863JT nidx=null]
 + Complexastrea carinata Roniewicz, 1960 [ACCEPTED SPECIES 9898:B9TMJ nidx=null]
Complexastrea sobkoviensis
 - Complexastrea sobkoviensis Roniewicz, 1965 [ACCEPTED SPECIES 9893:863JW nidx=null]
 + Complexastrea sobkoviensis Roniewicz, 1960 [ACCEPTED SPECIES 9898:B9TMK nidx=null]
Conopia dasyproctos
 - Conopia dasyproctos Zukowsky, 1937 [SYNONYM SPECIES 9893:XSBM nidx=null parent=98GM2]
 + Conopia dasyproctos Zukowsky, 1936 [SYNONYM SPECIES 9898:B9TQ9 nidx=null parent=BDBSL]
Conopia xanthomelanina
 - Conopia xanthomelanina Zukowsky, 1937 [SYNONYM SPECIES 9893:XSD2 nidx=null parent=98GNG]
 + Conopia xanthomelanina Zukowsky, 1936 [SYNONYM SPECIES 9898:B9TQB nidx=null parent=BDJFL]
Conus dingleanus
 - Conus dingleanus Beets, 1985 [ACCEPTED SPECIES 9893:B8KVF nidx=null]
 + Conus dingleanus Beets, 1984 [ACCEPTED SPECIES 9898:BCPND nidx=null]
Copepoda
 - Copepoda [ACCEPTED CLASS 9893:924G7 nidx=null]
 + Copepoda Milne Edwards, 1840 [ACCEPTED CLASS 9898:B8V3V nidx=null]
Corallimorpharia
 - Corallimorpharia [ACCEPTED ORDER 9893:ZM nidx=null]
 + Corallimorpharia Carlgren, 1943 [ACCEPTED ORDER 9898:B8V4C nidx=null]
Corystes (Dicera)
 - Corystes (Dicera) [ACCEPTED SUBGENUS 9893:849B5 nidx=null]
 + Corystes (Dicera) De Haan, 1833 [SYNONYM SUBGENUS 9898:B949Q nidx=null parent=7PPSQ]
Corystes (Oeidea)
 - Corystes (Oeidea) [ACCEPTED SUBGENUS 9893:849B6 nidx=null]
 + Corystes (Oeidea) De Haan, 1835 [SYNONYM SUBGENUS 9898:B949R nidx=null parent=7PH74]
Corystoidea
 - Corystoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9893:7NGLC nidx=null]
 + Corystoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9898:B8WNR nidx=null]
Cribrarula esontropia esontropia
 - Cribrarula esontropia esontropia (Duclos, 1833) [ACCEPTED SUBSPECIES 9893:8SY32 nidx=null]
 + Cribrarula esontropia esontropia (Duclos, 1833) [SYNONYM SUBSPECIES 9898:5GP8B nidx=null parent=ZFKR]
Cricotopus
 - Cricotopus [ACCEPTED SUBGENUS 9893:9GLC9 nidx=null]
 + Cricotopus [ACCEPTED GENUS 9898:B8XXH nidx=null]
 + Cricotopus [ACCEPTED SUBGENUS 9898:B8XXJ nidx=null]
 + Cricotopus [ACCEPTED GENUS 9898:B8XXK nidx=null]
Crinoidea
 - Crinoidea [ACCEPTED CLASS 9893:9Z nidx=null]
 + Crinoidea Miller, 1821 [ACCEPTED CLASS 9898:B8V3W nidx=null]
Cryptostemmatidae
 - Cryptostemmatidae McAtee & Malloch, 1925 [SYNONYM FAMILY 9893:624G4 nidx=null parent=9CM]
 + Cryptostemmatidae [SYNONYM FAMILY 9898:B8WSQ nidx=null parent=9CM]
Cryptozona novella
 - Cryptozona novella (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7QWDJ nidx=null]
 + Cryptozona novella (Reeve, 1854) [ACCEPTED SPECIES 9898:B9VL8 nidx=null]
Ctenophora
 - Ctenophora [ACCEPTED PHYLUM 9893:3Q nidx=null]
 + Ctenophora Eschscholtz, 1829 [ACCEPTED PHYLUM 9898:B8V3P nidx=null]
Cubozoa
 - Cubozoa [ACCEPTED CLASS 9893:622DC nidx=null]
 + Cubozoa Werner, 1973 [ACCEPTED CLASS 9898:B8V3X nidx=null]
Cumacea
 - Cumacea [ACCEPTED ORDER 9893:32M nidx=null]
 + Cumacea Krøyer, 1846 [ACCEPTED ORDER 9898:B8TXZ nidx=null]
Cyclophorus turbinatus
 - Cyclophorus turbinatus L. Pfeiffer, 1852 [SYNONYM SPECIES 9893:7QXK7 nidx=null parent=7RSTG]
 + Cyclophorus turbinatus (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:B9XX9 nidx=null parent=BDGF5]
Cyclopilsbrya hendersoni
 - Cyclopilsbrya hendersoni (Bartsch, 1942) [SYNONYM SPECIES 9893:84WHD nidx=null parent=7SSXT]
 + Cyclopilsbrya hendersoni (Bartsch, 1942) [ACCEPTED SPECIES 9898:7QXL7 nidx=null]
Cyclostoma sowerbyi
 - Cyclostoma sowerbyi L. Pfeiffer, 1846 [SYNONYM SPECIES 9893:7QY3P nidx=null parent=7TGGD]
 + Cyclostoma sowerbyi L. Pfeiffer, 1847 [SYNONYM SPECIES 9898:B9YVH nidx=null parent=BCKM6]
Cyphoniscellus herzegowinensis
 - Cyphoniscellus herzegowinensis (Verhoeff, 1901) [ACCEPTED SPECIES 9893:33FTQ nidx=null]
 + Cyphoniscellus herzegowinensis (Verhoeff, 1900) [ACCEPTED SPECIES 9898:B9Z5Y nidx=null]
Cyphoniscus herzegowinensis
 - Cyphoniscus herzegowinensis [SYNONYM SPECIES 9893:6C8S3 nidx=null parent=33FTQ]
 + Cyphoniscus herzegowinensis Verhoeff, 1900 [SYNONYM SPECIES 9898:B9Z6N nidx=null parent=B9Z5Y]
Cypraea hirundo var. owenii
 - Cypraea hirundo var. owenii G. B. Sowerby I, 1832 [SYNONYM VARIETY 9893:9GJR2 nidx=null parent=LX3W]
 + Cypraea hirundo var. owenii J. E. Gray, 1832 [SYNONYM VARIETY 9898:BCRY6 nidx=null parent=LX3W]
Cypraea owenii
 - Cypraea owenii G. B. Sowerby I, 1832 [SYNONYM SPECIES 9893:9G4L6 nidx=null parent=LX3W]
 + Cypraea owenii J. E. Gray, 1832 [SYNONYM SPECIES 9898:33H4C nidx=null parent=LX3W]
Cypris
 - Cypris Müller O. F., 1776 [ACCEPTED GENUS 9893:9XCW6 nidx=null]
 + Cypris Mueller, 1776 [ACCEPTED GENUS 9898:B8XZJ nidx=null]
Cyrtochetus
 - Cyrtochetus Cossmann, 1901 [ACCEPTED GENUS 9893:7P2Q9 nidx=null]
 + Cyrtochetus Cossmann, 1889 [ACCEPTED GENUS 9898:B8YJJ nidx=null]
Cythere costataxi
 - Cythere costataxi ? [SYNONYM SPECIES 9893:B86JD nidx=null parent=KDBP]
 + Cythere costataxi ? [SYNONYM SPECIES 9898:B9ZHX nidx=null parent=KDBP]
Dactylocladius
 - Dactylocladius [ACCEPTED SUBGENUS 9893:B7Y8F nidx=null]
 + Dactylocladius [ACCEPTED GENUS 9898:B8YJY nidx=null]
 + Dactylocladius [ACCEPTED SUBGENUS 9898:B8YJZ nidx=null]
Dactylosphaera globosa
 - Dactylosphaera globosa Shimer, 1867 [SYNONYM SPECIES 9893:B86KB nidx=null parent=9H339]
 + Dactylosphaera globosa Shimer, 1867 [SYNONYM SPECIES 9898:B9ZJ8 nidx=null parent=9H339]
Dairoidea
 - Dairoidea Serène, 1965 [ACCEPTED SUPERFAMILY 9893:7NGLV nidx=null]
 + Dairoidea Serène, 1965 [ACCEPTED SUPERFAMILY 9898:B8WNS nidx=null]
Dentobunus pulcer
 - Dentobunus pulcer Suzuki, 1970 [ACCEPTED SPECIES 9893:9X77V nidx=null]
 + Dentobunus pulcer Suzuki, 1969 [ACCEPTED SPECIES 9898:BDB9Y nidx=null]
Dimerella gnonom
 - Dimerella gnonom Dall, 1873 [SYNONYM SPECIES 9893:8G73X nidx=null parent=ZZ2R]
 + Dimerella gnonom (Jeffreys, 1869) [SYNONYM SPECIES 9898:B8VQ2 nidx=null parent=ZZ2R]
Dipleurosoma typica
 - Dipleurosoma typica Boeck, 1866 [SYNONYM SPECIES 9893:36JGR nidx=null parent=36JGS]
 + Dipleurosoma typica Boeck, 1868 [SYNONYM SPECIES 9898:B8W9C nidx=null parent=36JGS]
Dipsocoroidea
 - Dipsocoroidea [ACCEPTED SUPERFAMILY 9893:538 nidx=null]
 + Dipsocoroidea Dohrn, 1859 [ACCEPTED SUPERFAMILY 9898:B8WNT nidx=null]
Dipsosphecia miranda
 - Dipsosphecia miranda Le Cerf, 1915 [SYNONYM SPECIES 9893:36QL7 nidx=null parent=92WPQ]
 + Dipsosphecia miranda Le Cerf, 1914 [SYNONYM SPECIES 9898:BB4LD nidx=null parent=BDJJQ]
Discartemon discus
 - Discartemon discus (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:36S99 nidx=null]
 + Discartemon discus (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:BB4R7 nidx=null]
Discodermia imperfecta
 - Discodermia imperfecta (Schmidt, 1879) [SYNONYM SPECIES 9893:36TD8 nidx=null parent=46PFW]
 + Discodermia imperfecta (Schmidt, 1880) [SYNONYM SPECIES 9898:BB4QJ nidx=null parent=46PFW]
Dispharagus denudatus
 - Dispharagus denudatus Dujardin, 1945 [SYNONYM SPECIES 9893:99HQ5 nidx=null parent=8936P]
 + Dispharagus denudatus Dujardin, 1845 [SYNONYM SPECIES 9898:BBVCT nidx=null parent=8936P]
Dolborellidae
 - Dolborellidae [ACCEPTED FAMILY 9893:8585V nidx=null]
 + Dolborellidae Melnikova, 1976 [ACCEPTED FAMILY 9898:B8WTC nidx=null]
Dolicholestes dunkeri
 - Dolicholestes dunkeri (L. Pfeiffer, 1850) [ACCEPTED SPECIES 9893:7R4LB nidx=null]
 + Dolicholestes dunkeri (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:BB4WY nidx=null]
Dorippe frascone
 - Dorippe frascone (Herbst, 1758) [ACCEPTED SPECIES 9893:92Y8L nidx=null]
 + Dorippe frascone (Herbst, 1785) [ACCEPTED SPECIES 9898:37DB9 nidx=null]
Dorippoidea
 - Dorippoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NFNC nidx=null]
 + Dorippoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8WNV nidx=null]
Dorippoides facchino
 - Dorippoides facchino (Herbst, 1758) [ACCEPTED SPECIES 9893:92Y8M nidx=null]
 + Dorippoides facchino (Herbst, 1785) [ACCEPTED SPECIES 9898:37DBV nidx=null]
Dromilites eotvoesi
 - Dromilites eotvoesi Müller, 1976 [SYNONYM SPECIES 9893:B4XLR nidx=null parent=9ZP3W]
 + Dromilites eotvoesi Müller, 1975 [SYNONYM SPECIES 9898:BCSY8 nidx=null parent=BBWNJ]
Dromioidea
 - Dromioidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9893:53M nidx=null]
 + Dromioidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9898:B8VDS nidx=null]
Dryocochlias rehbeini
 - Dryocochlias rehbeini (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7R5QY nidx=null parent=B8TLG]
 + Dryocochlias rehbeini (Reeve, 1852) [SYNONYM SPECIES 9898:BB5W9 nidx=null parent=BDJ5Z]
Dyakia martini
 - Dyakia martini (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7R5WF nidx=null]
 + Dyakia martini (Reeve, 1854) [ACCEPTED SPECIES 9898:BB8DB nidx=null]
Dysaphis (Dysaphis) brachycyclica
 - Dysaphis (Dysaphis) brachycyclica [ACCEPTED SPECIES 9893:386VH nidx=null]
 + Dysaphis (Dysaphis) brachycyclica [ACCEPTED SPECIES 9898:BB5WJ nidx=null]
Dysaphis (Dysaphis) caucasica
 - Dysaphis (Dysaphis) caucasica [ACCEPTED SPECIES 9893:B72HX nidx=null]
 + Dysaphis (Dysaphis) caucasica [ACCEPTED SPECIES 9898:BB5WN nidx=null]
Dysaphis (Dysaphis) physocaulis
 - Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 9893:386WW nidx=null]
 + Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 9898:B9KBX nidx=null]
Echinoidea
 - Echinoidea [ACCEPTED CLASS 9893:622CV nidx=null]
 + Echinoidea Schumacher, 1817 [ACCEPTED CLASS 9898:B8V3Y nidx=null]
Eclogavena dayritiana dayritiana
 - Eclogavena dayritiana dayritiana (C. N. Cate, 1963) [ACCEPTED SUBSPECIES 9893:8SY4B nidx=null]
 + Eclogavena dayritiana dayritiana (C. N. Cate, 1963) [SYNONYM SUBSPECIES 9898:5H2PH nidx=null parent=6DWNB]
Empis
 - Empis [ACCEPTED SUBGENUS 9893:B6PPZ nidx=null]
 + Empis [PROVISIONALLY_ACCEPTED GENUS 9898:B8Y5Z nidx=null]
 + Empis [PROVISIONALLY_ACCEPTED GENUS 9898:B8Y62 nidx=null]
 + Empis [ACCEPTED GENUS 9898:B8Y63 nidx=null]
 + Empis [ACCEPTED SUBGENUS 9898:B8Y64 nidx=null]
Epileucon
 - Epileucon [ACCEPTED GENUS 9893:4D65 nidx=null]
 + Epileucon N. S. Jones, 1956 [ACCEPTED GENUS 9898:B8YV8 nidx=null]
Episannina modesta
 - Episannina modesta (Le Cerf, 1917) [ACCEPTED SPECIES 9893:6G8FV nidx=null]
 + Episannina modesta (Le Cerf, 1916) [ACCEPTED SPECIES 9898:B9LVB nidx=null]
Epismilia thurmanni
 - Epismilia thurmanni Koby, 1881 [SYNONYM SPECIES 9893:863VW nidx=null parent=864QK]
 + Epismilia thurmanni (Étallon, 1864) [SYNONYM SPECIES 9898:BBB9B nidx=null parent=BC3R3]
Eriocheir sinensis f. acutifrons
 - Eriocheir sinensis f. acutifrons Panning, 1939 [SYNONYM FORM 9893:7N6CZ nidx=null parent=3B3LX]
 + Eriocheir sinensis f. acutifrons Panning, 1938 [SYNONYM FORM 9898:BCTTT nidx=null parent=3B3LX]
Eriocheir sinensis f. rotundifrons
 - Eriocheir sinensis f. rotundifrons Panning, 1939 [SYNONYM FORM 9893:7N6CX nidx=null parent=3B3LX]
 + Eriocheir sinensis f. rotundifrons Panning, 1938 [SYNONYM FORM 9898:BCTTV nidx=null parent=3B3LX]
Eriocheir sinensis f. trilobata
 - Eriocheir sinensis f. trilobata Panning, 1939 [SYNONYM FORM 9893:5SHB2 nidx=null parent=3B3LX]
 + Eriocheir sinensis f. trilobata Panning, 1938 [SYNONYM FORM 9898:BCTTW nidx=null parent=3B3LX]
Eriosoma laniger
 - Eriosoma laniger [SYNONYM SPECIES 9893:B7Z3V nidx=null parent=6H365]
 + Eriosoma laniger [SYNONYM SPECIES 9898:B8ZZ4 nidx=null parent=6H365]
Eriphioidea
 - Eriphioidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NGML nidx=null]
 + Eriphioidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8WNX nidx=null]
Ethusa mascarone
 - Ethusa mascarone (Herbst, 1758) [ACCEPTED SPECIES 9893:92YPM nidx=null]
 + Ethusa mascarone (Herbst, 1785) [ACCEPTED SPECIES 9898:3BLVD nidx=null]
Eubrachyura
 - Eubrachyura Saint Laurent, 1980 [ACCEPTED SECTION 9893:8PS7Q nidx=null]
 + Eubrachyura de Saint Laurent, 1980 [ACCEPTED SECTION 9898:B94L5 nidx=null]
Euclymene watsoni
 - Euclymene watsoni (Gravier, 1906) [SYNONYM SPECIES 9893:6H5W8 nidx=null parent=9X8VM]
 + Euclymene watsoni (Gravier, 1905) [SYNONYM SPECIES 9898:BBCXF nidx=null parent=BBMY6]
Eucypris
 - Eucypris [ACCEPTED GENUS 9893:635DK nidx=null]
 + Eucypris Vavra, 1891 [ACCEPTED GENUS 9898:B8Y7D nidx=null]
Eucythere corrosa
 - Eucythere corrosa [ACCEPTED SPECIES 9893:3BYXJ nidx=null]
 + Eucythere corrosa (Jones & Sherborn, 1888) [ACCEPTED SPECIES 9898:BBD37 nidx=null]
Eugenia minuscula
 - Eugenia minuscula Mc Vaugh [ACCEPTED SPECIES 9893:3C5GL nidx=null]
 + Eugenia minuscula McVaugh [ACCEPTED SPECIES 9898:BBD23 nidx=null]
Eugorgia aurantiaca
 - Eugorgia aurantiaca (Horn, 1861) [ACCEPTED SPECIES 9893:3C8CQ nidx=null]
 + Eugorgia aurantiaca (Horn, 1860) [ACCEPTED SPECIES 9898:B9M3Z nidx=null]
Eugorgia querciformis
 - Eugorgia querciformis Bielschowsky, 1918 [ACCEPTED SPECIES 9893:853P5 nidx=null]
 + Eugorgia querciformis Bielschowsky in Kükenthal, 1919 [ACCEPTED SPECIES 9898:BBD38 nidx=null]
Eulota (Acusta) ravida redfieldi
 - Eulota (Acusta) ravida redfieldi (L. Pfeiffer, 1852) [SYNONYM SUBSPECIES 9893:8L975 nidx=null parent=8LV5K]
 + Eulota (Acusta) ravida redfieldi (Reeve, 1852) [SYNONYM SUBSPECIES 9898:BCPLT nidx=null parent=B92PM]
Eumallopoda
 - Eumallopoda Wallengren, 1858 [SYNONYM GENUS 9893:94MZQ nidx=null parent=92F8S]
 + Eumallopoda Wallengren, 1859 [SYNONYM GENUS 9898:BBXF8 nidx=null parent=92F8S]
Euphausiacea
 - Euphausiacea [ACCEPTED ORDER 9893:37P nidx=null]
 + Euphausiacea Dana, 1852 [ACCEPTED ORDER 9898:B8WLZ nidx=null]
Eupithecia nigrofasciata
 - Eupithecia nigrofasciata Dietze [AMBIGUOUS_SYNONYM SPECIES 9893:96VDX nidx=null parent=6HBXK]
 + Eupithecia nigrofasciata Dietze [AMBIGUOUS_SYNONYM SPECIES 9898:BCVTY nidx=null parent=6HBXK]
 + Eupithecia nigrofasciata Dietze, 1910 [AMBIGUOUS_SYNONYM SPECIES 9898:BCVTZ nidx=null parent=6HBQJ]
 + Eupithecia nigrofasciata Dietze, 1913 [AMBIGUOUS_SYNONYM SPECIES 9898:BCVV2 nidx=null parent=933HC]
 + Eupithecia nigrofasciata Dietze, 1913 [AMBIGUOUS_SYNONYM SPECIES 9898:BCVV3 nidx=null parent=6HC29]
Euplecta emiliana
 - Euplecta emiliana (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7R9V6 nidx=null]
 + Euplecta emiliana (Reeve, 1852) [ACCEPTED SPECIES 9898:BBDFZ nidx=null]
Euplecta isabellina
 - Euplecta isabellina (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7R9VG nidx=null]
 + Euplecta isabellina (Reeve, 1854) [ACCEPTED SPECIES 9898:BBDG2 nidx=null]
Euplecta layardi
 - Euplecta layardi (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9893:7R9VM nidx=null]
 + Euplecta layardi (Reeve, 1852) [ACCEPTED SPECIES 9898:BBDG3 nidx=null]
Euplecta semidecussata
 - Euplecta semidecussata (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:7R9WB nidx=null]
 + Euplecta semidecussata (Reeve, 1852) [ACCEPTED SPECIES 9898:B9MBY nidx=null]
Euplecta verrucula
 - Euplecta verrucula (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7R9WK nidx=null]
 + Euplecta verrucula (Reeve, 1854) [ACCEPTED SPECIES 9898:BBDG5 nidx=null]
Eupolia brocki
 - Eupolia brocki ? [SYNONYM SPECIES 9893:B87XB nidx=null parent=68D67]
 + Eupolia brocki ? [SYNONYM SPECIES 9898:BBDLK nidx=null parent=68D67]
Eupolia hemprichi
 - Eupolia hemprichi ? [SYNONYM SPECIES 9893:B87XC nidx=null parent=68D67]
 + Eupolia hemprichi ? [SYNONYM SPECIES 9898:BBDLL nidx=null parent=68D67]
Eupolia quinquelineata
 - Eupolia quinquelineata ? [SYNONYM SPECIES 9893:B87XD nidx=null parent=68D5Y]
 + Eupolia quinquelineata ? [SYNONYM SPECIES 9898:BBDLM nidx=null parent=68D5Y]
Euryphrissa plumipes
 - Euryphrissa plumipes (Walker, 1964) [ACCEPTED SPECIES 9893:6HG62 nidx=null]
 + Euryphrissa plumipes (Walker, [1865] ) [ACCEPTED SPECIES 9898:B9MCG nidx=null]
Euryphrissa syngenica
 - Euryphrissa syngenica Zukowsky, 1937 [ACCEPTED SPECIES 9893:3D5XF nidx=null]
 + Euryphrissa syngenica Zukowsky, 1936 [ACCEPTED SPECIES 9898:BBDNG nidx=null]
Euspiraxis dunkeri
 - Euspiraxis dunkeri (L. Pfeiffer, 1850) [SYNONYM SPECIES 9893:7R9Z8 nidx=null parent=7R4LB]
 + Euspiraxis dunkeri (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:BBDPG nidx=null parent=BB4WY]
Fissurina conspissata
 - Fissurina conspissata McCulloch, 1977 [ACCEPTED SPECIES 9893:7W7FP nidx=null]
 + Fissurina conspissata McCulloch, 1977 [SYNONYM SPECIES 9898:6J5QM nidx=null parent=BDLDF]
Foraminifera
 - Foraminifera [ACCEPTED PHYLUM 9893:4F nidx=null]
 + Foraminifera d'Orbigny, 1826 [ACCEPTED PHYLUM 9898:B8VC5 nidx=null]
Gammarus plumicornis
 - Gammarus plumicornis Costa A., 1853 [SYNONYM SPECIES 9893:3F8HX nidx=null parent=3F884]
 + Gammarus plumicornis A. Costa, 1853 [SYNONYM SPECIES 9898:BBF9X nidx=null parent=3F884]
Ganesella gouldi
 - Ganesella gouldi (L. Pfeiffer, 1845) [ACCEPTED SPECIES 9893:7RDBT nidx=null]
 + Ganesella gouldi (L. Pfeiffer, 1846) [ACCEPTED SPECIES 9898:BBF9Y nidx=null]
Gastrotricha
 - Gastrotricha [ACCEPTED PHYLUM 9893:4H nidx=null]
 + Gastrotricha Metschnikoff, 1865 [ACCEPTED PHYLUM 9898:B8V3Q nidx=null]
Gecarcinucoidea
 - Gecarcinucoidea Rathbun, 1904 [ACCEPTED SUPERFAMILY 9893:7NFNQ nidx=null]
 + Gecarcinucoidea Rathbun, 1904 [ACCEPTED SUPERFAMILY 9898:B8VDV nidx=null]
Geryonidae
 - Geryonidae Colosi, 1923 [ACCEPTED FAMILY 9893:7NHNC nidx=null]
 + Geryonidae Colosi, 1924 [ACCEPTED FAMILY 9898:B8V96 nidx=null]
Geryoninae
 - Geryoninae Colosi, 1923 [ACCEPTED SUBFAMILY 9893:847FV nidx=null]
 + Geryoninae Colosi, 1924 [ACCEPTED SUBFAMILY 9898:B8X4T nidx=null]
Glossosphecia micans
 - Glossosphecia micans Diakonoff, 1967 [SYNONYM SPECIES 9893:6KLFM nidx=null parent=98LCN]
 + Glossosphecia micans Diakonoff, [1968] [SYNONYM SPECIES 9898:BBFM3 nidx=null parent=BBD8H]
Glossosphecia pelocroca
 - Glossosphecia pelocroca Diakonoff, 1967 [SYNONYM SPECIES 9893:3GDYF nidx=null parent=98LCP]
 + Glossosphecia pelocroca Diakonoff, [1968] [SYNONYM SPECIES 9898:BBFM4 nidx=null parent=BDJ8H]
Gnathostomulida
 - Gnathostomulida [ACCEPTED PHYLUM 9893:4N nidx=null]
 + Gnathostomulida Riedl, 1969 [ACCEPTED PHYLUM 9898:B8VD6 nidx=null]
Goneplacoidea
 - Goneplacoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:56H nidx=null]
 + Goneplacoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8WNY nidx=null]
Gorgonia aurantiaca
 - Gorgonia aurantiaca (Horn, 1861) [SYNONYM SPECIES 9893:8KPXS nidx=null parent=3C8CQ]
 + Gorgonia aurantiaca (Horn, 1860) [SYNONYM SPECIES 9898:BBG32 nidx=null parent=B9M3Z]
Gorgonia engelmanni
 - Gorgonia engelmanni (Horn, 1861) [SYNONYM SPECIES 9893:85SBC nidx=null parent=85W9X]
 + Gorgonia engelmanni (Horn, 1860) [SYNONYM SPECIES 9898:BBG33 nidx=null parent=BC39K]
Grapsoidea
 - Grapsoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NFNX nidx=null]
 + Grapsoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8VDX nidx=null]
Greenidea (Greenidea) decaspermi
 - Greenidea (Greenidea) decaspermi [ACCEPTED SPECIES 9893:3HBYV nidx=null]
 + Greenidea (Greenidea) decaspermi [ACCEPTED SPECIES 9898:B9NQD nidx=null]
Gymnodinium lohmannii
 - Gymnodinium lohmannii Paulsen, 1908 [AMBIGUOUS_SYNONYM SPECIES 9893:B88YW nidx=null parent=3HRSS]
 + Gymnodinium lohmannii Paulsen, 1908 [AMBIGUOUS_SYNONYM SPECIES 9898:BBH8Z nidx=null parent=6KV8Q]
 + Gymnodinium lohmannii Paulsen, 1908 [AMBIGUOUS_SYNONYM SPECIES 9898:BBH92 nidx=null parent=3HRSS]
Hansenium caicoensis
 - Hansenium caicoensis [SYNONYM SPECIES 9893:7VBNJ nidx=null parent=602f85ca-8663-415b-a6cf-314b7360c41e]
 + Hansenium caicoensis (Kensley & Heard, 1991) [SYNONYM SPECIES 9898:BBHWN nidx=null parent=e84f5c48-f7a1-4ed3-b309-c53e7b188e92]
Happia (Happiella) mediocris
 - Happia (Happiella) mediocris (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:8M3RW nidx=null parent=8M4YH]
 + Happia (Happiella) mediocris (Reeve, 1854) [SYNONYM SPECIES 9898:BBHZX nidx=null parent=BBJ22]
Happia ammonoceras
 - Happia ammonoceras (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:8NCSW nidx=null]
 + Happia ammonoceras (Reeve, 1854) [ACCEPTED SPECIES 9898:BBHZY nidx=null]
Happia euspira
 - Happia euspira (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7RHBM nidx=null]
 + Happia euspira (Reeve, 1854) [ACCEPTED SPECIES 9898:BBHZZ nidx=null]
Happia flora
 - Happia flora (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:8ZHXW nidx=null]
 + Happia flora (Reeve, 1852) [ACCEPTED SPECIES 9898:BBVZT nidx=null]
Happiella mediocris
 - Happiella mediocris (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:8M4YH nidx=null]
 + Happiella mediocris (Reeve, 1854) [ACCEPTED SPECIES 9898:BBJ22 nidx=null]
Hebata (Hebata)
 - Hebata (Hebata) DeLong, 1931 [ACCEPTED SUBGENUS 9893:8KMSR nidx=null]
 + Hebata (Hebata) DeLong, 1931 [ACCEPTED SUBGENUS 9898:B8YGG nidx=null]
Helentappanella jacksonensis
 - Helentappanella jacksonensis (Cushman, 1933) [ACCEPTED SPECIES 9893:82QNW nidx=null]
 + Helentappanella jacksonensis (Cushman, 1927) [SYNONYM SPECIES 9898:BBJ4P nidx=null parent=BDLCR]
Helicostyla (Calocochlea) mindorana
 - Helicostyla (Calocochlea) mindorana (Hartmann, 1829) [SYNONYM SPECIES 9893:8M3PF nidx=null parent=7QJNK]
 + Helicostyla (Calocochlea) mindorana (W. Hartmann, 1842) [SYNONYM SPECIES 9898:BBJ4V nidx=null parent=7QJNK]
Helicostyla (Calocochlea) zonifera var. circe
 - Helicostyla (Calocochlea) zonifera var. circe (L. Pfeiffer, 1854) [SYNONYM VARIETY 9893:8M3VX nidx=null parent=7TRFR]
 + Helicostyla (Calocochlea) zonifera var. circe (Reeve, 1853) [SYNONYM VARIETY 9898:BCSH9 nidx=null parent=BCNV9]
Helicostyla (Corasia) aeruginosa
 - Helicostyla (Corasia) aeruginosa (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:8M3HZ nidx=null parent=7QNJJ]
 + Helicostyla (Corasia) aeruginosa (Reeve, 1854) [SYNONYM SPECIES 9898:BBJ4W nidx=null parent=B9RZH]
Helicostyla (Corasia) puella var. lais
 - Helicostyla (Corasia) puella var. lais (L. Pfeiffer, 1854) [SYNONYM VARIETY 9893:8M439 nidx=null parent=7TRXQ]
 + Helicostyla (Corasia) puella var. lais (Reeve, 1853) [SYNONYM VARIETY 9898:BCSHB nidx=null parent=BCPDN]
Helicostyla (Eudoxus) belcheri
 - Helicostyla (Eudoxus) belcheri (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:7RJC3 nidx=null parent=7RJDW]
 + Helicostyla (Eudoxus) belcheri (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:BBJ4X nidx=null parent=BBJ4Y]
Helicostyla (Helicostyla) rehbeini
 - Helicostyla (Helicostyla) rehbeini (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:8NDK8 nidx=null parent=B8TLG]
 + Helicostyla (Helicostyla) rehbeini (Reeve, 1852) [SYNONYM SPECIES 9898:BBJ52 nidx=null parent=BDJ5Z]
Helicostyla (Orthostylus) glaucophthalmus
 - Helicostyla (Orthostylus) glaucophthalmus (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:8NCFD nidx=null parent=7RJG4]
 + Helicostyla (Orthostylus) glaucophthalmus (L. Pfeiffer, 1853) [SYNONYM SPECIES 9898:BBJ53 nidx=null parent=BBJ54]
Helicostyla belcheri
 - Helicostyla belcheri (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:7RJDW nidx=null]
 + Helicostyla belcheri (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:BBJ4Y nidx=null]
Helicostyla glaucophthalma
 - Helicostyla glaucophthalma (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:7RJG4 nidx=null]
 + Helicostyla glaucophthalma (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:BBJ54 nidx=null]
Helicostyla rehbeini
 - Helicostyla rehbeini (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:8MWNP nidx=null parent=B8TLG]
 + Helicostyla rehbeini (Reeve, 1852) [SYNONYM SPECIES 9898:BBJ4Z nidx=null parent=BDJ5Z]
Helix (Gonostoma) contorta
 - Helix (Gonostoma) contorta Ziegler [SYNONYM SPECIES 9893:7RJW4 nidx=null parent=6QG5T]
 + Helix (Gonostoma) contorta Rossmässler, 1838 [SYNONYM SPECIES 9898:BBJ5K nidx=null parent=6QG5T]
Helix abnormis
 - Helix abnormis L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:879D3 nidx=null parent=6QP7B]
 + Helix abnormis Reeve, 1854 [SYNONYM SPECIES 9898:BBJ5L nidx=null parent=6QP7B]
Helix aeruginosa
 - Helix aeruginosa L. Pfeiffer, 1855 [AMBIGUOUS_SYNONYM SPECIES 9893:7RKGF nidx=null parent=7QNJJ]
 + Helix aeruginosa Reeve, 1854 [AMBIGUOUS_SYNONYM SPECIES 9898:BBJ5M nidx=null parent=B9RZH]
Helix albersiana
 - Helix albersiana L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:7RKH4 nidx=null parent=7SQLK]
 + Helix albersiana L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:BBJ5N nidx=null parent=BC4NB]
Helix alpha
 - Helix alpha L. Pfeiffer, 1853 [SYNONYM SPECIES 9893:7RKHR nidx=null parent=64ZSL]
 + Helix alpha Reeve, 1852 [SYNONYM SPECIES 9898:BBJ5P nidx=null parent=64ZSL]
Helix ammonoceras
 - Helix ammonoceras L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8NCT7 nidx=null parent=8NCSW]
 + Helix ammonoceras Reeve, 1854 [SYNONYM SPECIES 9898:BBJ5Q nidx=null parent=BBHZY]
Helix aspersa var. minor
 - Helix aspersa var. minor Paulucci, 1879 [SYNONYM VARIETY 9893:7V74R nidx=null parent=YG75]
 + Helix aspersa var. minor Paulucci, 1880 [SYNONYM VARIETY 9898:BCSHK nidx=null parent=YG75]
Helix barrakporensis
 - Helix barrakporensis L. Pfeiffer, 1853 [SYNONYM SPECIES 9893:3KDW4 nidx=null parent=6NK2L]
 + Helix barrakporensis Reeve, 1852 [SYNONYM SPECIES 9898:BBJ5R nidx=null parent=B9QZL]
Helix brardiana
 - Helix brardiana L. Pfeiffer, 1853 [SYNONYM SPECIES 9893:8M3WZ nidx=null parent=N4VZ]
 + Helix brardiana Reeve, 1852 [SYNONYM SPECIES 9898:BBJ5S nidx=null parent=N4VZ]
Helix capitanea
 - Helix capitanea L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RKWN nidx=null parent=HCHC]
 + Helix capitanea Reeve, 1854 [SYNONYM SPECIES 9898:BBJ5T nidx=null parent=HCHC]
Helix catenifera
 - Helix catenifera L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RKXR nidx=null parent=7T68L]
 + Helix catenifera Reeve, 1852 [SYNONYM SPECIES 9898:BBJ5V nidx=null parent=BBCJ6]
Helix ceres
 - Helix ceres L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RKY8 nidx=null parent=7SPJ6]
 + Helix ceres Reeve, 1853 [SYNONYM SPECIES 9898:BBJ5W nidx=null parent=BC48C]
Helix circe
 - Helix circe L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RKZS nidx=null parent=7TRFR]
 + Helix circe Reeve, 1853 [SYNONYM SPECIES 9898:BBJ5X nidx=null parent=BCNV9]
Helix cyathus
 - Helix cyathus L. Pfeiffer, 1845 [SYNONYM SPECIES 9893:7RL6J nidx=null parent=7TM87]
 + Helix cyathus L. Pfeiffer, 1846 [SYNONYM SPECIES 9898:BBJ64 nidx=null parent=BCLF4]
Helix emiliana
 - Helix emiliana L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RLBZ nidx=null parent=7R9V6]
 + Helix emiliana Reeve, 1852 [SYNONYM SPECIES 9898:BBJ66 nidx=null parent=BBDFZ]
Helix euspira
 - Helix euspira L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8M3VL nidx=null parent=7RHBM]
 + Helix euspira Reeve, 1854 [SYNONYM SPECIES 9898:BBJ67 nidx=null parent=BBHZZ]
Helix flora
 - Helix flora L. Pfeiffer, 1852 [AMBIGUOUS_SYNONYM SPECIES 9893:8Z6F2 nidx=null parent=8ZHXW]
 + Helix flora Reeve, 1852 [AMBIGUOUS_SYNONYM SPECIES 9898:BBJ68 nidx=null parent=BBVZT]
Helix gouldi
 - Helix gouldi L. Pfeiffer, 1845 [SYNONYM SPECIES 9893:7RLJQ nidx=null parent=7RDBT]
 + Helix gouldi L. Pfeiffer, 1846 [SYNONYM SPECIES 9898:BBJ6B nidx=null parent=BBF9Y]
Helix guayaquilensis
 - Helix guayaquilensis L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:8ZGWV nidx=null parent=7T4DY]
 + Helix guayaquilensis Reeve, 1852 [SYNONYM SPECIES 9898:BBW2J nidx=null parent=BCFNR]
Helix isabellina
 - Helix isabellina L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RLQT nidx=null parent=7R9VG]
 + Helix isabellina Reeve, 1854 [SYNONYM SPECIES 9898:BBJ73 nidx=null parent=BBDG2]
Helix keppelli
 - Helix keppelli L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RLRS nidx=null parent=7SK8G]
 + Helix keppelli Reeve, 1854 [SYNONYM SPECIES 9898:BBJ74 nidx=null parent=BC33K]
Helix lais
 - Helix lais L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RLSY nidx=null parent=7TRXQ]
 + Helix lais Reeve, 1853 [SYNONYM SPECIES 9898:BBJ75 nidx=null parent=BCPDN]
Helix layardi
 - Helix layardi L. Pfeiffer, 1853 [SYNONYM SPECIES 9893:7RLTP nidx=null parent=7R9VM]
 + Helix layardi Reeve, 1852 [SYNONYM SPECIES 9898:BBJ76 nidx=null parent=BBDG3]
Helix malaccana
 - Helix malaccana L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RLY7 nidx=null parent=7RZQJ]
 + Helix malaccana L. Pfeiffer, 1855 [SYNONYM SPECIES 9898:BBJ7H nidx=null parent=B9SZP]
Helix marmatensis
 - Helix marmatensis L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RLYK nidx=null parent=7T6C2]
 + Helix marmatensis Reeve, 1854 [SYNONYM SPECIES 9898:BBJ7J nidx=null parent=BBCJ7]
Helix martini
 - Helix martini L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RLYV nidx=null parent=7R5WF]
 + Helix martini Reeve, 1854 [SYNONYM SPECIES 9898:BBJ7K nidx=null parent=BB8DB]
Helix maxima
 - Helix maxima L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RLZ4 nidx=null parent=7SM6L]
 + Helix maxima Reeve, 1853 [SYNONYM SPECIES 9898:BBJ7L nidx=null parent=BC3PH]
Helix mediocris
 - Helix mediocris L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8LXJ2 nidx=null parent=8M4YH]
 + Helix mediocris Reeve, 1854 [SYNONYM SPECIES 9898:BBJ7M nidx=null parent=BBJ22]
Helix membranicosta
 - Helix membranicosta L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:6LM7G nidx=null parent=597GW]
 + Helix membranicosta Reeve, 1854 [SYNONYM SPECIES 9898:BBJ7N nidx=null parent=BCKHR]
Helix muehlfeldtiana
 - Helix muehlfeldtiana L. Pfeiffer, 1854 [AMBIGUOUS_SYNONYM SPECIES 9893:7RM49 nidx=null parent=6TYH3]
 + Helix muehlfeldtiana Reeve, 1852 [SYNONYM SPECIES 9898:BBJ7V nidx=null parent=6TYH3]
Helix nostrandiae
 - Helix nostrandiae Crosse, 1876 [SYNONYM SPECIES 9893:7RM6B nidx=null parent=7TDQV]
 + Helix nostrandiae [sic] [SYNONYM SPECIES 9898:BBJ7Y nidx=null parent=7TDQV]
Helix novella
 - Helix novella L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8M38B nidx=null parent=7QWDJ]
 + Helix novella Reeve, 1854 [SYNONYM SPECIES 9898:BBJ7Z nidx=null parent=B9VL8]
Helix nuda
 - Helix nuda L. Pfeiffer, 1852 [SYNONYM SPECIES 9893:7RM6J nidx=null parent=7RZR7]
 + Helix nuda Reeve, 1852 [SYNONYM SPECIES 9898:BBJ82 nidx=null parent=BBVD9]
Helix phaedra
 - Helix phaedra L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RMD8 nidx=null parent=7RWD4]
 + Helix phaedra Reeve, 1852 [SYNONYM SPECIES 9898:BBJ83 nidx=null parent=BBQYZ]
Helix planti
 - Helix planti L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:6LLKF nidx=null parent=69SL7]
 + Helix planti Reeve, 1854 [SYNONYM SPECIES 9898:BBJ85 nidx=null parent=69SL7]
Helix pruinosa
 - Helix pruinosa L. Pfeiffer, 1852 [SYNONYM SPECIES 9893:7RMJ3 nidx=null parent=7TCNQ]
 + Helix pruinosa Reeve, 1852 [SYNONYM SPECIES 9898:BBJ87 nidx=null parent=BCJMX]
Helix radiaria
 - Helix radiaria L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RML5 nidx=null parent=4WWD2]
 + Helix radiaria Reeve, 1854 [SYNONYM SPECIES 9898:BBJ88 nidx=null parent=4WWD2]
Helix redfieldi
 - Helix redfieldi L. Pfeiffer, 1852 [SYNONYM SPECIES 9893:8L2ZV nidx=null parent=8LV5K]
 + Helix redfieldi Reeve, 1852 [SYNONYM SPECIES 9898:BBJ89 nidx=null parent=B92PM]
Helix rehbeini
 - Helix rehbeini L. Pfeiffer, 1852 [SYNONYM SPECIES 9893:7RMMB nidx=null parent=B8TLG]
 + Helix rehbeini Reeve, 1852 [SYNONYM SPECIES 9898:BBJ8B nidx=null parent=BDJ5Z]
Helix sannio
 - Helix sannio L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:6LLPR nidx=null parent=385JF]
 + Helix sannio Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8C nidx=null parent=385JF]
Helix santanaensis
 - Helix santanaensis L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RMQ7 nidx=null parent=7TCNR]
 + Helix santanaensis Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8D nidx=null parent=BCJMY]
Helix scytodes
 - Helix scytodes L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:6LLPG nidx=null parent=7D7ZP]
 + Helix scytodes Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8F nidx=null parent=BCKHS]
Helix semidecussata
 - Helix semidecussata L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:7RMRX nidx=null parent=7R9WB]
 + Helix semidecussata Reeve, 1852 [SYNONYM SPECIES 9898:BBJ8G nidx=null parent=B9MBY]
Helix stimpsoni
 - Helix stimpsoni L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RMW2 nidx=null parent=N4VZ]
 + Helix stimpsoni Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8P nidx=null parent=N4VZ]
Helix strongylodes
 - Helix strongylodes L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:7RMWM nidx=null parent=7Q4BR]
 + Helix strongylodes Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8Q nidx=null parent=B9477]
Helix strumosa
 - Helix strumosa L. Pfeiffer, 1854 [SYNONYM SPECIES 9893:7RMWN nidx=null parent=7SQLS]
 + Helix strumosa Reeve, 1852 [SYNONYM SPECIES 9898:BBJ8R nidx=null parent=BB3QB]
Helix thomasi
 - Helix thomasi L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8M4W4 nidx=null parent=7T4FC]
 + Helix thomasi Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8V nidx=null parent=BCFNS]
Helix verrucula
 - Helix verrucula L. Pfeiffer, 1855 [SYNONYM SPECIES 9893:8M4KH nidx=null parent=7R9WK]
 + Helix verrucula Reeve, 1854 [SYNONYM SPECIES 9898:BBJ8W nidx=null parent=BBDG5]
Helix woodiana
 - Helix woodiana L. Pfeiffer, 1853 [SYNONYM SPECIES 9893:3KF2X nidx=null parent=3X44C]
 + Helix woodiana Reeve, 1852 [SYNONYM SPECIES 9898:BBJ8Y nidx=null parent=BBVDH]
Hepatus pudibundus
 - Hepatus pudibundus (Herbst, 1758) [ACCEPTED SPECIES 9893:92ZMD nidx=null]
 + Hepatus pudibundus (Herbst, 1785) [ACCEPTED SPECIES 9898:3KW4G nidx=null]
Heterosphecia melissoides
 - Heterosphecia melissoides (Hampson, 1892) [ACCEPTED SPECIES 9893:3LDXD nidx=null]
 + Heterosphecia melissoides (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BBKFW nidx=null]
Heterosphecia myticus
 - Heterosphecia myticus Le Cerf, 1915 [ACCEPTED SPECIES 9893:6LRZN nidx=null]
 + Heterosphecia myticus Le Cerf, 1916 [SYNONYM SPECIES 9898:BBKFX nidx=null parent=BBKFW]
Hexapodoidea
 - Hexapodoidea Miers, 1886 [ACCEPTED SUPERFAMILY 9893:7NGNX nidx=null]
 + Hexapodoidea Miers, 1886 [ACCEPTED SUPERFAMILY 9898:B8WP2 nidx=null]
Hispanirhynchia craneana
 - Hispanirhynchia craneana Thomson, 1927 [SYNONYM SPECIES 9893:8GB2X nidx=null parent=8NL4]
 + Hispanirhynchia craneana (Dall, 1895) [SYNONYM SPECIES 9898:B8VQ5 nidx=null parent=8NL4]
Histiomena marginata
 - Histiomena marginata (Örsted & Mörch, 1859) [ACCEPTED SPECIES 9893:9G4ZR nidx=null]
 + Histiomena marginata (Mörch, 1859) [ACCEPTED SPECIES 9898:3M5DX nidx=null]
Holothuroidea
 - Holothuroidea [ACCEPTED CLASS 9893:6224V nidx=null]
 + Holothuroidea de Blainville, 1834 [ACCEPTED CLASS 9898:B8V3Z nidx=null]
Holthuisia picta
 - Holthuisia picta (H. Milne Edwards, 1834) [SYNONYM SPECIES 9893:3MBXC nidx=null parent=53N9W]
 + Holthuisia picta (H. Milne Edwards, 1853) [SYNONYM SPECIES 9898:BBKY9 nidx=null parent=53N9W]
Homolodromioidea
 - Homolodromioidea Alcock, 1900 [ACCEPTED SUPERFAMILY 9893:58M nidx=null]
 + Homolodromioidea Alcock, 1900 [ACCEPTED SUPERFAMILY 9898:B8WP3 nidx=null]
Hydrozoa
 - Hydrozoa [ACCEPTED CLASS 9893:6224W nidx=null]
 + Hydrozoa Owen, 1843 [ACCEPTED CLASS 9898:B8V42 nidx=null]
Hymenosomatoidea
 - Hymenosomatoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NFPB nidx=null]
 + Hymenosomatoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8VDY nidx=null]
Ichneumenoptera auripes
 - Ichneumenoptera auripes Hampson, 1892 [SYNONYM SPECIES 9893:3P8YV nidx=null parent=93Q69]
 + Ichneumenoptera auripes Hampson, [1893] [ACCEPTED SPECIES 9898:BBMP3 nidx=null]
Ichneumenoptera flavicincta
 - Ichneumenoptera flavicincta Hampson, 1892 [SYNONYM SPECIES 9893:3P8Z2 nidx=null parent=98GM7]
 + Ichneumenoptera flavicincta Hampson, [1893] [SYNONYM SPECIES 9898:BBMP4 nidx=null parent=BDBSN]
Ichneumenoptera ignifera
 - Ichneumenoptera ignifera Hampson, 1892 [SYNONYM SPECIES 9893:3P8Z6 nidx=null parent=98GMF]
 + Ichneumenoptera ignifera Hampson, [1893] [SYNONYM SPECIES 9898:BBMP6 nidx=null parent=BDBSQ]
Ichneumenoptera xanthosoma
 - Ichneumenoptera xanthosoma Hampson, 1892 [SYNONYM SPECIES 9893:3P8Z7 nidx=null parent=98GNJ]
 + Ichneumenoptera xanthosoma Hampson, [1893] [SYNONYM SPECIES 9898:BBMP7 nidx=null parent=BDBSZ]
Ipsa childreni childreni
 - Ipsa childreni childreni (Gray, 1825) [ACCEPTED SUBSPECIES 9893:8SY6H nidx=null]
 + Ipsa childreni childreni (J. E. Gray, 1825) [SYNONYM SUBSPECIES 9898:5J4YP nidx=null parent=3PXMT]
Isarachnanthus
 - Isarachnanthus Carlgren, 1924 [ACCEPTED GENUS 9893:7PLQC nidx=null]
 + Isarachnanthus Carlgren, 1922 [ACCEPTED GENUS 9898:B8VJT nidx=null]
Isarachnanthus bandanensis
 - Isarachnanthus bandanensis Carlgren, 1924 [ACCEPTED SPECIES 9893:3Q37W nidx=null]
 + Isarachnanthus bandanensis Carlgren, 1922 [ACCEPTED SPECIES 9898:B8XQ3 nidx=null]
Isarachnanthus panamensis
 - Isarachnanthus panamensis Carlgren, 1924 [ACCEPTED SPECIES 9893:3Q382 nidx=null]
 + Isarachnanthus panamensis Carlgren, 1922 [ACCEPTED SPECIES 9898:BBMQJ nidx=null]
Isocirrus watsoni
 - Isocirrus watsoni (Gravier, 1906) [ACCEPTED SPECIES 9893:9X8VM nidx=null]
 + Isocirrus watsoni (Gravier, 1905) [ACCEPTED SPECIES 9898:BBMY6 nidx=null]
Isopoda
 - Isopoda [ACCEPTED ORDER 9893:S2 nidx=null]
 + Isopoda Latreille, 1816 [ACCEPTED ORDER 9898:B8TXF nidx=null]
Itocyclops yezoensis
 - Itocyclops yezoensis (Ito Tak, 1953) [ACCEPTED SPECIES 9893:6NB6Q nidx=null]
 + Itocyclops yezoensis (Ito, 1953) [ACCEPTED SPECIES 9898:BBMXX nidx=null]
Jassa falcata
 - Jassa falcata Chevreux & Fage, 1925 [AMBIGUOUS_SYNONYM SPECIES 9893:6NF72 nidx=null parent=3QMZQ]
 + Jassa falcata (Montagu, 1808) [AMBIGUOUS_SYNONYM SPECIES 9898:B9QY9 nidx=null parent=3QMZQ]
Kaliella barrakporensis
 - Kaliella barrakporensis (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9893:6NK2L nidx=null]
 + Kaliella barrakporensis (Reeve, 1852) [ACCEPTED SPECIES 9898:B9QZL nidx=null]
Kikihia rosea
 - Kikihia rosea (Wise, 1977) non Walker, 1850 [SYNONYM SPECIES 9893:B6YN7 nidx=null parent=4SJCX]
 + Kikihia rosea Wise, 1977 [AMBIGUOUS_SYNONYM SPECIES 9898:B9QZY nidx=null parent=3R7JP]
 + Kikihia rosea (Wise, 1977) [SYNONYM SPECIES 9898:B9QZZ nidx=null parent=4SJCX]
Kinorhyncha
 - Kinorhyncha [ACCEPTED PHYLUM 9893:DD nidx=null]
 + Kinorhyncha Reinhard, 1885 [ACCEPTED PHYLUM 9898:B8VD8 nidx=null]
Lagochilus (Lagochilus) turbinatum
 - Lagochilus (Lagochilus) turbinatum (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7RSXS nidx=null parent=7RSTG]
 + Lagochilus (Lagochilus) turbinatum (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:BBNSM nidx=null parent=BDGF5]
Lagochilus turbinatum
 - Lagochilus turbinatum (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7RT2J nidx=null parent=7RSTG]
 + Lagochilus turbinatum (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:BBNSL nidx=null parent=BDGF5]
Lamellodiscus indicus
 - Lamellodiscus indicus Tripathi, 1959 [ACCEPTED SPECIES 9893:3RZ83 nidx=null]
 + Lamellodiscus indicus Tripathi, 1957 [ACCEPTED SPECIES 9898:BBNT2 nidx=null]
Lentsujo
 - Lentsujo Mello-Leitão, 1943 [SYNONYM GENUS 9893:9WZ9P nidx=null parent=7NMF4]
 + Lentsujo Mello-Leitão, 1944 [SYNONYM GENUS 9898:BC238 nidx=null parent=7NMF4]
Lepetopsis shuangjingziensis
 - Lepetopsis shuangjingziensis Z. F. Liang, 1980 [ACCEPTED SPECIES 9893:9HM2J nidx=null]
 + Lepetopsis shuangjingziensis S.-F. Liang, 1980 [ACCEPTED SPECIES 9898:BBWKQ nidx=null]
Lepetopsis taxiensis
 - Lepetopsis taxiensis Z. F. Liang, 1980 [ACCEPTED SPECIES 9893:9HM2K nidx=null]
 + Lepetopsis taxiensis S.-F. Liang, 1980 [ACCEPTED SPECIES 9898:BBWKR nidx=null]
Lepidopoda lutescens
 - Lepidopoda lutescens Diakonoff, 1967 [ACCEPTED SPECIES 9893:3TCQW nidx=null]
 + Lepidopoda lutescens Diakonoff, [1968] [ACCEPTED SPECIES 9898:BBQ9C nidx=null]
Leptaegeria axiomnemoneuta
 - Leptaegeria axiomnemoneuta Zukowsky, 1937 [ACCEPTED SPECIES 9893:3THF3 nidx=null]
 + Leptaegeria axiomnemoneuta Zukowsky, 1936 [ACCEPTED SPECIES 9898:BBQC8 nidx=null]
Leptaegeria cillutincariensis
 - Leptaegeria cillutincariensis Zukowsky, 1937 [ACCEPTED SPECIES 9893:3THF4 nidx=null]
 + Leptaegeria cillutincariensis Zukowsky, 1936 [ACCEPTED SPECIES 9898:BBQC9 nidx=null]
Leptaegeria schreiteri
 - Leptaegeria schreiteri Köhler, 1972 [SYNONYM SPECIES 9893:97CVM nidx=null parent=TKZ9]
 + Leptaegeria schreiteri Köhler, 1941 [ACCEPTED SPECIES 9898:BD7CJ nidx=null]
Leptostraca
 - Leptostraca [ACCEPTED ORDER 9893:3FW nidx=null]
 + Leptostraca Claus, 1880 [ACCEPTED ORDER 9898:B8VDM nidx=null]
Leptothyrella incerta
 - Leptothyrella incerta (Davidson, 1878) [ACCEPTED SPECIES 9893:3TYBV nidx=null]
 + Leptothyrella incerta (Davidson, 1880) [ACCEPTED SPECIES 9898:B8VQ6 nidx=null]
Leucosioidea
 - Leucosioidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9893:7NFPM nidx=null]
 + Leucosioidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9898:B8VDZ nidx=null]
Levicepolis phaedra
 - Levicepolis phaedra (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7RWD4 nidx=null]
 + Levicepolis phaedra (Reeve, 1852) [ACCEPTED SPECIES 9898:BBQYZ nidx=null]
Liberonautinae
 - Liberonautinae Cumberlidge & Daniels, 2022 [ACCEPTED SUBFAMILY 9893:9FSZJ nidx=null]
 + Liberonautinae Cumberlidge & Daniels, 2022 [ACCEPTED SUBFAMILY 9898:B8XBK nidx=null]
Lichniini
 - Lichniini Burmeister, 1844 [ACCEPTED TRIBE 9893:84L2G nidx=null]
 + Lichniini Burmeister, 1844 [SYNONYM GENUS 9898:B8X9S nidx=null parent=BDGYB]
Linnaemya
 - Linnaemya [ACCEPTED SUBGENUS 9893:B3JS4 nidx=null]
 + Linnaemya [ACCEPTED GENUS 9898:B8YRB nidx=null]
 + Linnaemya [ACCEPTED SUBGENUS 9898:B8YRC nidx=null]
Lironoba australis
 - Lironoba australis (Tenison Woods, 1877) [ACCEPTED SPECIES 9893:3VDJG nidx=null]
 + Lironoba australis (Tenison Woods, 1876) [ACCEPTED SPECIES 9898:B9SP6 nidx=null]
Longpotamon depressum depressum
 - Longpotamon depressum depressum (Dai & Fan in Dai, Chen, Song, Fan, Lin & Zeng, 1979) [ACCEPTED SUBSPECIES 9893:7HBYR nidx=null]
 + Longpotamon depressum depressum (Dai & Fan in Dai, Chen, Song, Fan, Lin & Zeng, 1979) [ACCEPTED SUBSPECIES 9898:BBH7J nidx=null]
Longpotamon depressum tongshanense
 - Longpotamon depressum tongshanense (Dai, 1999) [ACCEPTED SUBSPECIES 9893:B45NM nidx=null]
 + Longpotamon depressum tongshanense (Dai, 1999) [ACCEPTED SUBSPECIES 9898:BBH7K nidx=null]
Longpotamon yangtsekiense tongbaiense
 - Longpotamon yangtsekiense tongbaiense (Dai & Chen, 1981) [ACCEPTED SUBSPECIES 9893:B45NN nidx=null]
 + Longpotamon yangtsekiense tongbaiense (Dai & Chen, 1981) [ACCEPTED SUBSPECIES 9898:BBH7L nidx=null]
Longpotamon yangtsekiense yangtsekiense
 - Longpotamon yangtsekiense yangtsekiense (Bott, 1967) [ACCEPTED SUBSPECIES 9893:B45NP nidx=null]
 + Longpotamon yangtsekiense yangtsekiense (Bott, 1967) [ACCEPTED SUBSPECIES 9898:BBH7M nidx=null]
Lophoderus subfascianus
 - Lophoderus subfascianus Stephens, 1834 [SYNONYM SPECIES 9893:936GD nidx=null parent=93352]
 + Lophoderus subfascianus Stephens, 1829 [SYNONYM SPECIES 9898:BBSBK nidx=null parent=93352]
Lophogorgia aurantiaca
 - Lophogorgia aurantiaca Horn, 1861 [SYNONYM SPECIES 9893:85TSL nidx=null parent=3C8CQ]
 + Lophogorgia aurantiaca Horn, 1860 [SYNONYM SPECIES 9898:BBSFH nidx=null parent=B9M3Z]
Loricifera
 - Loricifera [ACCEPTED PHYLUM 9893:DX nidx=null]
 + Loricifera Kristensen, 1983 [ACCEPTED PHYLUM 9898:B8VD9 nidx=null]
Lucanthonisia eotvoesi
 - Lucanthonisia eotvoesi (Müller, 1976) [ACCEPTED SPECIES 9893:9ZP3W nidx=null]
 + Lucanthonisia eotvoesi (Müller, 1975) [ACCEPTED SPECIES 9898:BBWNJ nidx=null]
Lygosoma (homolepida)petersi
 - Lygosoma (homolepida)petersi Sternfeld, 1919: 81 (Nom. Subst.) [SYNONYM UNRANKED 9893:8SK2X nidx=null parent=6BRX5]
 + Lygosoma (homolepida)petersi Sternfeld, 1919: 81 (Nom. Subst.) [SYNONYM UNRANKED 9898:B8VY6 nidx=null parent=6BRX5]
Macroceramus microdon
 - Macroceramus microdon (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:86B9B nidx=null]
 + Macroceramus microdon (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:B9SZN nidx=null]
Macrochlamys malaccana
 - Macrochlamys malaccana (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7RZQJ nidx=null]
 + Macrochlamys malaccana (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9898:B9SZP nidx=null]
Macrochlamys nuda
 - Macrochlamys nuda (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:7RZR7 nidx=null]
 + Macrochlamys nuda (Reeve, 1852) [ACCEPTED SPECIES 9898:BBVD9 nidx=null]
Macrochlamys woodiana
 - Macrochlamys woodiana (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9893:3X44C nidx=null]
 + Macrochlamys woodiana (Reeve, 1852) [ACCEPTED SPECIES 9898:BBVDH nidx=null]
Macrocyclis euspira
 - Macrocyclis euspira (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:8KRXQ nidx=null parent=7RHBM]
 + Macrocyclis euspira (Reeve, 1854) [SYNONYM SPECIES 9898:BBVDP nidx=null parent=BBHZZ]
Macropereiopus mirus
 - Macropereiopus mirus Bazikalova, 1945 [ACCEPTED SPECIES 9893:3X7F2 nidx=null]
 + Macropereiopus mirus Bazikalova, 1975 [ACCEPTED SPECIES 9898:BBVFR nidx=null]
Macrophthalmus (Paramareotis)
 - Macrophthalmus (Paramareotis) Komai, Goshima & Murai, 1995 [ACCEPTED SUBGENUS 9893:849FQ nidx=null]
 + Macrophthalmus (Paramareotis) Komai, Goshima & Murai, 1995 [ACCEPTED SUBGENUS 9898:B927J nidx=null]
Macrosiphoniella (Macrosiphoniella) atrata
 - Macrosiphoniella (Macrosiphoniella) atrata [ACCEPTED SPECIES 9893:B79VF nidx=null]
 + Macrosiphoniella (Macrosiphoniella) atrata [ACCEPTED SPECIES 9898:BBVGM nidx=null]
Macrosiphum (Macrosiphum) centranthi
 - Macrosiphum (Macrosiphum) centranthi [ACCEPTED SPECIES 9893:B85W4 nidx=null]
 + Macrosiphum (Macrosiphum) centranthi [ACCEPTED SPECIES 9898:B9T34 nidx=null]
Macrosiphum (Macrosiphum) cholodkovskyi
 - Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 9893:B85W8 nidx=null]
 + Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 9898:B9T38 nidx=null]
Macrosiphum (Macrosiphum) polanense
 - Macrosiphum (Macrosiphum) polanense [ACCEPTED SPECIES 9893:B79WD nidx=null]
 + Macrosiphum (Macrosiphum) polanense [ACCEPTED SPECIES 9898:BBVHP nidx=null]
Maera inaequipes
 - Maera inaequipes (A. Costa, 1857) [SYNONYM SPECIES 9893:3XFQ9 nidx=null parent=4QZBD]
 + Maera inaequipes (A. Costa in Hope, 1851) [SYNONYM SPECIES 9898:BBVMK nidx=null parent=4QZBD]
Maja (Chorinus)
 - Maja (Chorinus) [ACCEPTED SUBGENUS 9893:849FR nidx=null]
 + Maja (Chorinus) Latreille, 1825 [SYNONYM SUBGENUS 9898:B8XTQ nidx=null parent=7NSSB]
Majoidea
 - Majoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9893:5BY nidx=null]
 + Majoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9898:B8VF6 nidx=null]
Mancasellus tenax
 - Mancasellus tenax (Smith, 1879) [SYNONYM SPECIES 9893:3XSYN nidx=null parent=72K5D]
 + Mancasellus tenax (Smith in Smith & Verrill, 1871) [SYNONYM SPECIES 9898:BBVQZ nidx=null parent=72K5D]
Matsumurasca (Matsumurasca)
 - Matsumurasca (Matsumurasca) Anufriev, 1973 [ACCEPTED SUBGENUS 9893:8KMN2 nidx=null]
 + Matsumurasca (Matsumurasca) Anufriev, 1973 [ACCEPTED SUBGENUS 9898:B8YVN nidx=null]
Maxacteon fabreanus
 - Maxacteon fabreanus (Crosse, 1874) [SYNONYM SPECIES 9893:6R6TF nidx=null parent=4QHMQ]
 + Maxacteon fabreanus (Crosse, 1873) [SYNONYM SPECIES 9898:BBW7D nidx=null parent=BC7F7]
Megaesthesiinae
 - Megaesthesiinae Števčić, 2005 [ACCEPTED SUBFAMILY 9893:847GM nidx=null]
 + Megaesthesiinae Števčić, 2005 [ACCEPTED SUBFAMILY 9898:B8V48 nidx=null]
Megametope
 - Megametope Filhol, 1886 [ACCEPTED GENUS 9893:7PNNW nidx=null]
 + Megametope Filhol, 1885 [ACCEPTED GENUS 9898:B8YW5 nidx=null]
Melinna elisabethae
 - Melinna elisabethae McIntosh, 1914 [ACCEPTED SPECIES 9893:3ZFMD nidx=null]
 + Melinna elisabethae McIntosh, 1885 [ACCEPTED SPECIES 9898:BBN48 nidx=null]
Melittia bergii
 - Melittia bergii Edwards, 1884 [ACCEPTED SPECIES 9893:3ZKVH nidx=null]
 + Melittia bergii Edwards, 1883 [ACCEPTED SPECIES 9898:BBWQ9 nidx=null]
Melittia bombyliformis
 - Melittia bombyliformis (Cramer, 1782) [ACCEPTED SPECIES 9893:3ZKVK nidx=null]
 - Melittia bombyliformis Walker, 1856 [AMBIGUOUS_SYNONYM SPECIES 9893:3ZKVL nidx=null parent=3ZKX4]
 + Melittia bombyliformis (Stoll, 1782) [SYNONYM SPECIES 9898:BBWQC nidx=null parent=B9TDY]
Melittia brabanti
 - Melittia brabanti Le Cerf, 1916 [ACCEPTED SPECIES 9893:3ZKVP nidx=null]
 + Melittia brabanti Le Cerf, 1917 [ACCEPTED SPECIES 9898:B9TDX nidx=null]
Melittia chrysogaster
 - Melittia chrysogaster Walker, 1864 [ACCEPTED SPECIES 9893:3ZKW4 nidx=null]
 + Melittia chrysogaster Walker, [1865] [ACCEPTED SPECIES 9898:BBWQD nidx=null]
Melittia dangeloi
 - Melittia dangeloi Köhler, 1972 [SYNONYM SPECIES 9893:9BFPQ nidx=null parent=7KBT8]
 + Melittia dangeloi Köhler, 1941 [SYNONYM SPECIES 9898:BD9GV nidx=null parent=BBFPD]
Melittia grandis
 - Melittia grandis Hampson, 1892 [SYNONYM SPECIES 9893:936YF nidx=null parent=97JGD]
 + Melittia grandis Hampson, [1893] [SYNONYM SPECIES 9898:BBWQF nidx=null parent=97JGD]
Melittia lagopus
 - Melittia lagopus Boisduval, 1874 [ACCEPTED SPECIES 9893:3ZKXD nidx=null]
 + Melittia lagopus Boisduval, [1875] [ACCEPTED SPECIES 9898:BBWQT nidx=null]
Melittia magnifica
 - Melittia magnifica Beutenmüller, 1899 [ACCEPTED SPECIES 9893:3ZKXM nidx=null]
 + Melittia magnifica Beutenmüller, 1900 [SYNONYM SPECIES 9898:BBWQV nidx=null parent=B9KDS]
Melittia mysolica
 - Melittia mysolica Walker, 1864 [SYNONYM SPECIES 9893:97JGG nidx=null parent=64VLB]
 + Melittia mysolica Walker, [1865] [SYNONYM SPECIES 9898:BD9GX nidx=null parent=B947B]
Melittia oedipoides
 - Melittia oedipoides Strand, 1912 [SYNONYM SPECIES 9893:3ZKXZ nidx=null parent=3ZKY2]
 + Melittia oedipoides Strand, [1913] [ACCEPTED SPECIES 9898:B9TF8 nidx=null]
Melittia powelli
 - Melittia powelli Le Cerf, 1916 [ACCEPTED SPECIES 9893:3ZKY7 nidx=null]
 + Melittia powelli Le Cerf, 1917 [ACCEPTED SPECIES 9898:B9TF9 nidx=null]
Melittia productalis
 - Melittia productalis Walker, 1864 [SYNONYM SPECIES 9893:3ZKY8 nidx=null parent=6TQVM]
 + Melittia productalis Walker, [1865] [SYNONYM SPECIES 9898:BBWQW nidx=null parent=BDJKY]
Melittia rutilipes
 - Melittia rutilipes Walker, 1864 [ACCEPTED SPECIES 9893:3ZKYG nidx=null]
 + Melittia rutilipes Walker, [1865] [ACCEPTED SPECIES 9898:BBWQX nidx=null]
Melittia sangaica
 - Melittia sangaica Moore, 1890 [ACCEPTED SPECIES 9893:936YH nidx=null]
 + Melittia sangaica Moore, 1877 [ACCEPTED SPECIES 9898:3ZKYH nidx=null]
Melittia satyriniformis
 - Melittia satyriniformis Hübner, 1825 [ACCEPTED SPECIES 9893:3ZKYJ nidx=null]
 + Melittia satyriniformis Hübner, [1827-1831] [SYNONYM SPECIES 9898:B9TFD nidx=null parent=B9KDK]
Melittia siamica
 - Melittia siamica Walker, 1864 [ACCEPTED SPECIES 9893:3ZKYL nidx=null]
 + Melittia siamica Walker, [1865] [ACCEPTED SPECIES 9898:B9TFF nidx=null]
Melittia staudingeri
 - Melittia staudingeri Boisduval, 1874 [ACCEPTED SPECIES 9893:3ZKYP nidx=null]
 + Melittia staudingeri Boisduval, [1875] [ACCEPTED SPECIES 9898:BBWQY nidx=null]
Melittia strigipennis
 - Melittia strigipennis Walker, 1864 [SYNONYM SPECIES 9893:3ZKYQ nidx=null parent=3ZKWJ]
 + Melittia strigipennis Walker, [1865] [ACCEPTED SPECIES 9898:BBWQZ nidx=null]
Melittia umbrosa
 - Melittia umbrosa Zukowsky, 1937 [ACCEPTED SPECIES 9893:3ZKYY nidx=null]
 + Melittia umbrosa Zukowsky, 1936 [ACCEPTED SPECIES 9898:B9TFK nidx=null]
Menaethiops monoceros
 - Menaethiops monoceros [SYNONYM SPECIES 9893:3ZPHX nidx=null parent=3ZPJB]
 + Menaethiops monoceros (Latreille, 1825) [SYNONYM SPECIES 9898:BBWRX nidx=null parent=3ZPJB]
Merostomata
 - Merostomata [ACCEPTED CLASS 9893:6225P nidx=null]
 + Merostomata Woodward, 1866 [ACCEPTED CLASS 9898:B8VDB nidx=null]
Metrosideros francii
 - Metrosideros francii Schlechterex Guillaumin [AMBIGUOUS_SYNONYM SPECIES 9893:9Y58Q nidx=null parent=7LYGD]
 + Metrosideros francii Schlechterex Guillaumin [AMBIGUOUS_SYNONYM SPECIES 9898:BBX8P nidx=null parent=7LYGD]
 + Metrosideros francii Schltr. ex Guillaumin [AMBIGUOUS_SYNONYM SPECIES 9898:BBX8Q nidx=null parent=7LYGD]
Microsolena brancai
 - Microsolena brancai (Diterich, 1926) [ACCEPTED SPECIES 9893:9X8XB nidx=null]
 + Microsolena brancai (Dietrich, 1926) [ACCEPTED SPECIES 9898:BBX9N nidx=null]
Microsphecia suisharyonis
 - Microsphecia suisharyonis Strand, 1916 [SYNONYM SPECIES 9893:97KK7 nidx=null parent=7CPSX]
 + Microsphecia suisharyonis Strand, [1917] [SYNONYM SPECIES 9898:BD9KG nidx=null parent=BDJVB]
Minolia shimajiriensis
 - Minolia shimajiriensis (MacNeil, 1960) [ACCEPTED SPECIES 9893:7S5TX nidx=null]
 + Minolia shimajiriensis (MacNeil, 1961) [ACCEPTED SPECIES 9898:B9TVY nidx=null]
Monodacna imrei
 - Monodacna imrei Wesselingh & Alçiçek, 2018 [ACCEPTED SPECIES 9893:87BBX nidx=null]
 + Monodacna imrei Wesselingh & Alçiçek, 2010 [ACCEPTED SPECIES 9898:BBXY7 nidx=null]
Monogenea
 - Monogenea [ACCEPTED CLASS 9893:62269 nidx=null]
 + Monogenea Van Beneden, 1858 [ACCEPTED CLASS 9898:B8V43 nidx=null]
Monolistra (Monolistra) caeca intermedia
 - Monolistra (Monolistra) caeca intermedia Sket, 1965 [ACCEPTED SUBSPECIES 9893:7HHFD nidx=null]
 + Monolistra (Monolistra) caeca intermedia Sket, 1964 [SYNONYM SUBSPECIES 9898:BCQN4 nidx=null parent=BDLGM]
Monolistra (Typhlosphaeroma) matjasici
 - Monolistra (Typhlosphaeroma) matjasici Sket, 1965 [ACCEPTED SPECIES 9893:447W3 nidx=null]
 + Monolistra (Typhlosphaeroma) matjasici Sket, 1964 [ACCEPTED SPECIES 9898:BBXYB nidx=null]
Monolistra (Typhlosphaeroma) racovitzai conopyge
 - Monolistra (Typhlosphaeroma) racovitzai conopyge Sket, 1965 [ACCEPTED SUBSPECIES 9893:7HHDR nidx=null]
 + Monolistra (Typhlosphaeroma) racovitzai conopyge Sket, 1964 [ACCEPTED SUBSPECIES 9898:BBHTN nidx=null]
Monolistra (Typhlosphaeroma) racovitzai pseudoberica
 - Monolistra (Typhlosphaeroma) racovitzai pseudoberica Sket, 1965 [ACCEPTED SUBSPECIES 9893:7HHDT nidx=null]
 + Monolistra (Typhlosphaeroma) racovitzai pseudoberica Sket, 1964 [ACCEPTED SUBSPECIES 9898:BCQN5 nidx=null]
Monopetalotaxis
 - Monopetalotaxis Wallengren, 1858 [ACCEPTED GENUS 9893:92FZH nidx=null]
 + Monopetalotaxis Wallengren, 1859 [ACCEPTED GENUS 9898:B8Z2F nidx=null]
Monopetalotaxis wahlbergi
 - Monopetalotaxis wahlbergi Wallengren, 1860 [SYNONYM SPECIES 9893:448KY nidx=null parent=448KV]
 + Monopetalotaxis wahlbergi Wallengren, 1859 [SYNONYM SPECIES 9898:BBY3Y nidx=null parent=448KV]
Murex recticornis
 - Murex recticornis E. von Martens [in Lobbecke & Kobelt] , 1880 [SYNONYM SPECIES 9893:9WQTY nidx=null parent=TZGQ]
 + Murex recticornis Löbbecke & Kobelt, 1880 [SYNONYM SPECIES 9898:BBY5F nidx=null parent=TZGQ]
Myrmeconema
 - Myrmeconema [ACCEPTED GENUS 9893:9B6FP nidx=null]
 + Myrmeconema Poinar & Yanoviak, 2008 [ACCEPTED GENUS 9898:BBNWK nidx=null]
Mystacocarida
 - Mystacocarida [ACCEPTED SUBCLASS 9893:84JPB nidx=null]
 + Mystacocarida Pennak & Zinn, 1943 [ACCEPTED SUBCLASS 9898:B8WL5 nidx=null]
Myxozoa
 - Myxozoa [ACCEPTED CLASS 9893:59 nidx=null]
 + Myxozoa (Grassé, 1970) [ACCEPTED CLASS 9898:B8VD7 nidx=null]
Myzus (Myzus) yangi
 - Myzus (Myzus) yangi [ACCEPTED SPECIES 9893:B4D2T nidx=null]
 + Myzus (Myzus) yangi [ACCEPTED SPECIES 9898:BBYDY nidx=null]
Nanina emiliana
 - Nanina emiliana (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7S98N nidx=null parent=7R9V6]
 + Nanina emiliana (Reeve, 1852) [SYNONYM SPECIES 9898:BBY9K nidx=null parent=BBDFZ]
Nanina isabellina
 - Nanina isabellina (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:7S99P nidx=null parent=7R9VG]
 + Nanina isabellina (Reeve, 1854) [SYNONYM SPECIES 9898:BBY9L nidx=null parent=BBDG2]
Nanina layardi
 - Nanina layardi (L. Pfeiffer, 1853) [SYNONYM SPECIES 9893:7S99W nidx=null parent=7R9VM]
 + Nanina layardi (Reeve, 1852) [SYNONYM SPECIES 9898:BBY9M nidx=null parent=BBDG3]
Nanina semidecussata
 - Nanina semidecussata (L. Pfeiffer, 1851) [SYNONYM SPECIES 9893:7S9C5 nidx=null parent=7R9WB]
 + Nanina semidecussata (Reeve, 1852) [SYNONYM SPECIES 9898:BBY9N nidx=null parent=B9MBY]
Nassa (Hebra) jonkeri
 - Nassa (Hebra) jonkeri K. Martin, 1883 [SYNONYM SPECIES 9893:45QQ4 nidx=null parent=45RR2]
 + Nassa (Hebra) jonkeri K. Martin, 1884 [SYNONYM SPECIES 9898:BBYC8 nidx=null parent=45RR2]
Neaera inflata
 - Neaera inflata K. Martin, 1884 [AMBIGUOUS_SYNONYM SPECIES 9893:B8FLF nidx=null parent=7QWJY]
 + Neaera inflata K. Martin, 1885 [AMBIGUOUS_SYNONYM SPECIES 9898:BBYH7 nidx=null parent=7QWJY]
Neptunea (Eosipho) asphaltodes
 - Neptunea (Eosipho) asphaltodes Beets, 1942 [SYNONYM SPECIES 9893:473ZJ nidx=null parent=6FKGM]
 + Neptunea (Eosipho) asphaltodes Beets, 1943 [SYNONYM SPECIES 9898:BBYLS nidx=null parent=6FKGM]
Neptunea asphaltodes
 - Neptunea asphaltodes Beets, 1942 [SYNONYM SPECIES 9893:748S2 nidx=null parent=6FKGM]
 + Neptunea asphaltodes Beets, 1943 [SYNONYM SPECIES 9898:BBYLR nidx=null parent=6FKGM]
Niso smithi
 - Niso smithi Schepman, 1908 [ACCEPTED SPECIES 9893:7SC8V nidx=null]
 + Niso smithi Schepman, 1909 [ACCEPTED SPECIES 9898:B9VL7 nidx=null]
Nola chlamidulalis
 - Nola chlamidulalis Vorbrodt, 1914 [SYNONYM SPECIES 9893:97P3Q nidx=null parent=945T4]
 + Nola chlamidulalis Hübner [SYNONYM SPECIES 9898:BD9QH nidx=null parent=945T4]
Nola chlamydulalis
 - Nola chlamydulalis Treitschke, 1835 [SYNONYM SPECIES 9893:97P3R nidx=null parent=945T4]
 + Nola chlamydulalis Hübner [SYNONYM SPECIES 9898:BD9QJ nidx=null parent=945T4]
Nola lucidalis
 - Nola lucidalis Walker, 1864 [ACCEPTED SPECIES 9893:945TZ nidx=null]
 + Nola lucidalis (Walker, 1865) [ACCEPTED SPECIES 9898:B9VYS nidx=null]
Nola serraunias
 - Nola serraunias Strand, 1920 [SYNONYM SPECIES 9893:97PCG nidx=null parent=73YWX]
 + Nola serraunias Turner, 1899 [SYNONYM SPECIES 9898:BD9QK nidx=null parent=73YWX]
Nothria nikitai
 - Nothria nikitai Budaeva, 2014 [ACCEPTED SPECIES 9893:47TYC nidx=null]
 + Nothria nikitai Budaeva, 2015 [ACCEPTED SPECIES 9898:BBNBN nidx=null]
Notophthiracarus baloghi
 - Notophthiracarus baloghi Niedbala, 2004 [AMBIGUOUS_SYNONYM SPECIES 9893:B8FP5 nidx=null parent=7VF22]
 + Notophthiracarus baloghi (Niedbala, 2004) [AMBIGUOUS_SYNONYM SPECIES 9898:BC2HT nidx=null parent=7VFNX]
 + Notophthiracarus baloghi Niedbala, 2004 [AMBIGUOUS_SYNONYM SPECIES 9898:BC2HV nidx=null parent=7VF22]
Nototropis guttatus
 - Nototropis guttatus Costa, 1853 [ACCEPTED SPECIES 9893:6SDDJ nidx=null]
 + Nototropis guttatus (A. Costa in Hope, 1851) [ACCEPTED SPECIES 9898:B9WDV nidx=null]
Nyctaegeria rohani
 - Nyctaegeria rohani Le Cerf, 1915 [ACCEPTED SPECIES 9893:484WB nidx=null]
 + Nyctaegeria rohani Le Cerf, 1914 [SYNONYM SPECIES 9898:BC2K2 nidx=null parent=B9WFK]
Octocorallia
 - Octocorallia [ACCEPTED SUBCLASS 9893:84JPC nidx=null]
 + Octocorallia Haeckel, 1866 [ACCEPTED SUBCLASS 9898:B8WL9 nidx=null]
Ocypodoidea
 - Ocypodoidea Rafinesque, 1815 [ACCEPTED SUPERFAMILY 9893:7NFQ5 nidx=null]
 + Ocypodoidea Rafinesque, 1815 [ACCEPTED SUPERFAMILY 9898:B8VFB nidx=null]
Odynerus tectus
 - Odynerus tectus (Fabricius, 1781) : Giordani Soika, 1940 [AMBIGUOUS_SYNONYM SPECIES 9893:6SH2N nidx=null parent=5J7CM]
 + Odynerus tectus (Fabricius, 1781) : Giordani Soika, 1940 [AMBIGUOUS_SYNONYM SPECIES 9898:B9M5Z nidx=null parent=5J7CM]
 + Odynerus tectus (Fabricius, 1781) [AMBIGUOUS_SYNONYM SPECIES 9898:B9M62 nidx=null parent=6NLMX]
Oligochaeta
 - Oligochaeta [ACCEPTED SUBCLASS 9893:84JNX nidx=null]
 + Oligochaeta Grube, 1850 [ACCEPTED SUBCLASS 9898:B8W7T nidx=null]
Oligophlebia nigralba
 - Oligophlebia nigralba Hampson, 1892 [ACCEPTED SPECIES 9893:496RT nidx=null]
 + Oligophlebia nigralba Hampson, 1893 [ACCEPTED SPECIES 9898:B9XRQ nidx=null]
Oligophlebiella polishana
 - Oligophlebiella polishana Strand, 1915 [ACCEPTED SPECIES 9893:496RV nidx=null]
 + Oligophlebiella polishana Strand, [1916] [SYNONYM SPECIES 9898:B9XRR nidx=null parent=BB26H]
Ophiuroidea
 - Ophiuroidea [ACCEPTED CLASS 9893:FH nidx=null]
 + Ophiuroidea Gray, 1840 [ACCEPTED CLASS 9898:B8VC6 nidx=null]
Opilio parietinus
 - Opilio parietinus (De Geer, 1778) [ACCEPTED SPECIES 9893:7W5SG nidx=null]
 + Opilio parietinus (DeGeer, 1778) [ACCEPTED SPECIES 9898:B922W nidx=null]
Orbitoides apiculatus
 - Orbitoides apiculatus Schlumberger, 1902 [SYNONYM SPECIES 9893:B4DQ2 nidx=null parent=8357Z]
 + Orbitoides apiculatus Schlumberger, 1902 [SYNONYM SPECIES 9898:BC2ZL nidx=null parent=8357Z]
Orithyioidea
 - Orithyioidea Dana, 1852 [ACCEPTED SUPERFAMILY 9893:7NGTH nidx=null]
 + Orithyioidea Dana, 1852 [ACCEPTED SUPERFAMILY 9898:B8WP5 nidx=null]
Orphanciulus religiosus
 - Orphanciulus religiosus [sic] [SYNONYM SPECIES 9893:74VMK nidx=null parent=74VMB]
 + Orphanciulus religiosus (Silvestri, 1903) [SYNONYM SPECIES 9898:BC33H nidx=null parent=74VMB]
Orpiella (Owaraha) keppelli
 - Orpiella (Owaraha) keppelli (L. Pfeiffer, 1855) [SYNONYM SPECIES 9893:7SK7T nidx=null parent=7SK8G]
 + Orpiella (Owaraha) keppelli (Reeve, 1854) [SYNONYM SPECIES 9898:BC33J nidx=null parent=BC33K]
Orpiella keppelli
 - Orpiella keppelli (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7SK8G nidx=null]
 + Orpiella keppelli (Reeve, 1854) [ACCEPTED SPECIES 9898:BC33K nidx=null]
Orthostylus rehbeini
 - Orthostylus rehbeini (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:B8TLG nidx=null]
 + Orthostylus rehbeini (Reeve, 1852) [ACCEPTED SPECIES 9898:BDJ5Z nidx=null]
Ostracoda
 - Ostracoda [ACCEPTED CLASS 9893:62299 nidx=null]
 + Ostracoda Latreille, 1802 [ACCEPTED CLASS 9898:B8TXJ nidx=null]
Oxidercia toxea
 - Oxidercia toxea Druce, 1781 [AMBIGUOUS_SYNONYM SPECIES 9893:938BZ nidx=null parent=4BBWZ]
 + Oxidercia toxea Druce [AMBIGUOUS_SYNONYM SPECIES 9898:B9ZD3 nidx=null parent=4BBXF]
 + Oxidercia toxea Druce, 1781 [AMBIGUOUS_SYNONYM SPECIES 9898:B9ZD4 nidx=null parent=4BBWZ]
Pachycerianthus plicatus
 - Pachycerianthus plicatus Carlgren, 1924 [SYNONYM SPECIES 9893:4BQFQ nidx=null parent=6TGMG]
 + Pachycerianthus plicatus Carlgren, 1922 [SYNONYM SPECIES 9898:B8VZV nidx=null parent=6TGMG]
Pacifigorgia engelmanni
 - Pacifigorgia engelmanni (Horn, 1861) [ACCEPTED SPECIES 9893:85W9X nidx=null]
 + Pacifigorgia engelmanni (Horn, 1860) [ACCEPTED SPECIES 9898:BC39K nidx=null]
Palaeotetradonema
 - Palaeotetradonema [ACCEPTED GENUS 9893:9B6G5 nidx=null]
 + Palaeotetradonema Poinar, 2011 [ACCEPTED GENUS 9898:BBP22 nidx=null]
Parabrachiella mugilis
 - Parabrachiella mugilis (Kabata, Raibaut & Ben Hassine, 1971) [SYNONYM SPECIES 9893:7XVDQ nidx=null parent=4CMY5]
 + Parabrachiella mugilis (Kabata, Raibaut & Ben Hassine, 1971) [ACCEPTED SPECIES 9898:4CMYX nidx=null]
Paradrillia djocdjocartae
 - Paradrillia djocdjocartae (K. Martin, 1885) [ACCEPTED SPECIES 9893:B8TFF nidx=null]
 + Paradrillia djocdjocartae (K. Martin, 1884) [ACCEPTED SPECIES 9898:BDJ5Y nidx=null]
Paranthrene asilipennis
 - Paranthrene asilipennis (Boisduval, 1829) [ACCEPTED SPECIES 9893:4D6KN nidx=null]
 + Paranthrene asilipennis (Boisduval, [1832] ) [ACCEPTED SPECIES 9898:BB25V nidx=null]
Paranthrene barbarossa
 - Paranthrene barbarossa de Freina, 1982 [SYNONYM SPECIES 9893:4D6KT nidx=null parent=959NV]
 + Paranthrene barbarossa de Freina, 1983 [SYNONYM SPECIES 9898:BC43G nidx=null parent=BBF99]
Paranthrene cyanopis
 - Paranthrene cyanopis Durrant, 1916 [ACCEPTED SPECIES 9893:762VL nidx=null]
 + Paranthrene cyanopis Durrant, 1915 [SYNONYM SPECIES 9898:BC43H nidx=null parent=BDJFQ]
Paranthrene formosicola
 - Paranthrene formosicola Strand, 1915 [ACCEPTED SPECIES 9893:4D6LL nidx=null]
 + Paranthrene formosicola Strand, [1916] [SYNONYM SPECIES 9898:BC43J nidx=null parent=BB26B]
Paranthrene heterodesma
 - Paranthrene heterodesma Diakonoff, 1967 [ACCEPTED SPECIES 9893:4D6LQ nidx=null]
 + Paranthrene heterodesma Diakonoff, [1968] [SYNONYM SPECIES 9898:BC43K nidx=null parent=BDJKV]
Paranthrene kara
 - Paranthrene kara de Freina, 1982 [SYNONYM SPECIES 9893:9BJ29 nidx=null parent=B74HR]
 + Paranthrene kara de Freina, 1983 [SYNONYM SPECIES 9898:BD9WG nidx=null parent=B74HR]
Paranthrene limpida
 - Paranthrene limpida Le Cerf, 1917 [ACCEPTED SPECIES 9893:4D6LZ nidx=null]
 + Paranthrene limpida Le Cerf, 1916 [SYNONYM SPECIES 9898:BC43L nidx=null parent=BDJ72]
Paranthrene pepsidiformis
 - Paranthrene pepsidiformis Hübner, 1925 [SYNONYM SPECIES 9893:4D6ML nidx=null parent=949P3]
 + Paranthrene pepsidiformis Hübner, [1827-1831] [SYNONYM SPECIES 9898:BC43M nidx=null parent=949P3]
Paranthrene pilamicola
 - Paranthrene pilamicola Strand, 1915 [ACCEPTED SPECIES 9893:4D6MM nidx=null]
 + Paranthrene pilamicola Strand, [1916] [SYNONYM SPECIES 9898:BC43N nidx=null parent=B9VYN]
Paranthrene poecilocephala
 - Paranthrene poecilocephala Diakonoff, 1967 [ACCEPTED SPECIES 9893:4D6MN nidx=null]
 + Paranthrene poecilocephala Diakonoff, [1968] [SYNONYM SPECIES 9898:BC43P nidx=null parent=BDJCP]
Paranthrene tubercula
 - Paranthrene tubercula de Freina, 1982 [SYNONYM SPECIES 9893:4D6NJ nidx=null parent=959NV]
 + Paranthrene tubercula de Freina, 1983 [SYNONYM SPECIES 9898:BC43Q nidx=null parent=BBF99]
Paranthrene zoneiventris
 - Paranthrene zoneiventris Le Cerf, 1917 [ACCEPTED SPECIES 9893:4D6NN nidx=null]
 + Paranthrene zoneiventris Le Cerf, 1916 [SYNONYM SPECIES 9898:BC43R nidx=null parent=BDJQQ]
Pararyssota maxima
 - Pararyssota maxima (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7SM6L nidx=null]
 + Pararyssota maxima (Reeve, 1853) [ACCEPTED SPECIES 9898:BC3PH nidx=null]
Pararyssota maxima maxima
 - Pararyssota maxima maxima (L. Pfeiffer, 1854) [ACCEPTED SUBSPECIES 9893:7TZ6B nidx=null]
 + Pararyssota maxima maxima (Reeve, 1853) [ACCEPTED SUBSPECIES 9898:BCQPW nidx=null]
Parepismilia thurmanni
 - Parepismilia thurmanni (Koby, 1881) [ACCEPTED SPECIES 9893:864QK nidx=null]
 + Parepismilia thurmanni (Étallon, 1864) [ACCEPTED SPECIES 9898:BC3R3 nidx=null]
Parthenopoidea
 - Parthenopoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NFQB nidx=null]
 + Parthenopoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8WP6 nidx=null]
Pecten acuticosta
 - Pecten acuticosta F. A. Roemer, 1836 [SYNONYM SPECIES 9893:B6HBR nidx=null parent=7SVGK]
 + Pecten acuticosta Lamarck, 1809 [SYNONYM SPECIES 9898:BDHW5 nidx=null parent=7SVGK]
Penestragania (Penestragania)
 - Penestragania (Penestragania) Beamer & Lawson, 1945 [ACCEPTED SUBGENUS 9893:B6RPJ nidx=null]
 + Penestragania (Penestragania) Beamer & Lawson, 1945 [ACCEPTED SUBGENUS 9898:B8ZBY nidx=null]
Peronea albipunctana
 - Peronea albipunctana Stephens, 1834 [SYNONYM SPECIES 9893:4F7NG nidx=null parent=9CTT]
 + Peronea albipunctana Stephens, 1829 [SYNONYM SPECIES 9898:BC4NT nidx=null parent=9CTT]
Peronea albovittana
 - Peronea albovittana Stephens, 1834 [SYNONYM SPECIES 9893:4F7NQ nidx=null parent=9CTT]
 + Peronea albovittana Stephens, 1829 [SYNONYM SPECIES 9898:BC4NV nidx=null parent=9CTT]
Peronea brunneana
 - Peronea brunneana Stephens, 1834 [SYNONYM SPECIES 9893:4F7PC nidx=null parent=9CTT]
 + Peronea brunneana Stephens, 1829 [SYNONYM SPECIES 9898:BC4NW nidx=null parent=9CTT]
Peronea centrovittana
 - Peronea centrovittana Stephens, 1834 [SYNONYM SPECIES 9893:4F7PK nidx=null parent=9CVL]
 + Peronea centrovittana Stephens, 1929 [AMBIGUOUS_SYNONYM SPECIES 9898:BC4NX nidx=null parent=9CVL]
Peronea consimilana
 - Peronea consimilana Stephens, 1834 [SYNONYM SPECIES 9893:4F7PT nidx=null parent=9CTT]
 + Peronea consimilana Stephens, 1829 [SYNONYM SPECIES 9898:BC4NY nidx=null parent=9CTT]
Peronea costimaculana
 - Peronea costimaculana Stephens, 1834 [SYNONYM SPECIES 9893:B4GCB nidx=null parent=9D2Z]
 + Peronea costimaculana Stephens, 1829 [SYNONYM SPECIES 9898:BC4NZ nidx=null parent=9D2Z]
Peronea fulvocristana
 - Peronea fulvocristana Stephens, 1834 [SYNONYM SPECIES 9893:6V5NS nidx=null parent=9CTT]
 + Peronea fulvocristana Stephens, 1829 [SYNONYM SPECIES 9898:BC4P2 nidx=null parent=9CTT]
Peronea fulvovittana
 - Peronea fulvovittana Stephens, 1834 [SYNONYM SPECIES 9893:4F7QH nidx=null parent=9CTT]
 + Peronea fulvovittana Stephens, 1829 [SYNONYM SPECIES 9898:BC4P3 nidx=null parent=9CTT]
Peronea ramostriana
 - Peronea ramostriana Stephens, 1834 [SYNONYM SPECIES 9893:4F7SV nidx=null parent=9CVL]
 + Peronea ramostriana Stephens, 1829 [SYNONYM SPECIES 9898:BC4P6 nidx=null parent=9CVL]
Peronea substriana
 - Peronea substriana Stephens, 1834 [SYNONYM SPECIES 9893:775NW nidx=null parent=9CTT]
 + Peronea substriana Stephens, 1829 [SYNONYM SPECIES 9898:BC4P7 nidx=null parent=9CTT]
Peronea vittana
 - Peronea vittana Stephens, 1834 [SYNONYM SPECIES 9893:775BR nidx=null parent=9CTT]
 + Peronea vittana Stephens, 1829 [SYNONYM SPECIES 9898:BC4P8 nidx=null parent=9CTT]
Phalangium parietinum
 - Phalangium parietinum De Geer, 1778 [SYNONYM SPECIES 9893:7Y4HQ nidx=null parent=7W5SG]
 + Phalangium parietinum DeGeer, 1778 [SYNONYM SPECIES 9898:BC4T8 nidx=null parent=B922W]
Philoscia germanica
 - Philoscia germanica [SYNONYM SPECIES 9893:4GCX5 nidx=null parent=3TC8W]
 + Philoscia germanica Verhoeff, 1896 [SYNONYM SPECIES 9898:BC47N nidx=null parent=3TC8W]
Phlyctenodes steinmanni
 - Phlyctenodes steinmanni Lőrenthey, 1901 [ACCEPTED SPECIES 9893:9F52M nidx=null]
 + Phlyctenodes steinmanni Lőrenthey, 1902 [ACCEPTED SPECIES 9898:BC48B nidx=null]
Phoenicobius ceres
 - Phoenicobius ceres (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7SPJ6 nidx=null]
 + Phoenicobius ceres (Reeve, 1853) [ACCEPTED SPECIES 9898:BC48C nidx=null]
Pilumnoidea
 - Pilumnoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9893:7NGW3 nidx=null]
 + Pilumnoidea Samouelle, 1819 [ACCEPTED SUPERFAMILY 9898:B8VFF nidx=null]
Pinnotheres mytilorum
 - Pinnotheres mytilorum (Leach, 1814) [SYNONYM SPECIES 9893:84G5T nidx=null parent=4HZ8P]
 + Pinnotheres mytilorum (Herbst, 1783) [SYNONYM SPECIES 9898:BC4FG nidx=null parent=4HZ8P]
Pinnotheroidea
 - Pinnotheroidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9893:5HZ nidx=null]
 + Pinnotheroidea De Haan, 1833 [ACCEPTED SUPERFAMILY 9898:B8VFG nidx=null]
Placozoa
 - Placozoa [ACCEPTED PHYLUM 9893:5T nidx=null]
 + Placozoa Grell, 1971 [ACCEPTED PHYLUM 9898:B8V3R nidx=null]
Plagioptycha albersiana
 - Plagioptycha albersiana (L. Pfeiffer, 1851) [ACCEPTED SPECIES 9893:7SQLK nidx=null]
 + Plagioptycha albersiana (L. Pfeiffer, 1853) [ACCEPTED SPECIES 9898:BC4NB nidx=null]
Plagioptycha strumosa
 - Plagioptycha strumosa (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7SQLS nidx=null]
 + Plagioptycha strumosa (Reeve, 1852) [ACCEPTED SPECIES 9898:BB3QB nidx=null]
Planktonemertes agassizi
 - Planktonemertes agassizi ? [SYNONYM SPECIES 9893:B8GJX nidx=null parent=8549B]
 + Planktonemertes agassizi ? [SYNONYM SPECIES 9898:BC4PC nidx=null parent=8549B]
Platymetopius (Platymetopius)
 - Platymetopius (Platymetopius) Burmeister, 1838 [ACCEPTED SUBGENUS 9893:8RH4F nidx=null]
 + Platymetopius (Platymetopius) Burmeister, 1838 [ACCEPTED SUBGENUS 9898:B8ZF7 nidx=null]
Platymetopius vittellina
 - Platymetopius vittellina (Fitch, 1851) [SYNONYM SPECIES 9893:B86WH nidx=null parent=6J79S]
 + Platymetopius vittellina (Fitch, 1851) [SYNONYM SPECIES 9898:BB4L5 nidx=null parent=6J79S]
Pleurophyllidia marginata
 - Pleurophyllidia marginata Örsted & Mörch, 1859 [SYNONYM SPECIES 9893:9G5W2 nidx=null parent=9G4ZR]
 + Pleurophyllidia marginata Mörch, 1859 [SYNONYM SPECIES 9898:4KC93 nidx=null parent=3M5DX]
Pleurotoma (Drillia) djocdjocartae
 - Pleurotoma (Drillia) djocdjocartae K. Martin, 1885 [SYNONYM SPECIES 9893:B8SKG nidx=null parent=B8TFF]
 + Pleurotoma (Drillia) djocdjocartae K. Martin, 1884 [SYNONYM SPECIES 9898:BDJ5W nidx=null parent=BDJ5Y]
Podosesia comes
 - Podosesia comes Heinrich, 1920 [SYNONYM SPECIES 9893:4KRBW nidx=null parent=5XBTD]
 + Podosesia comes Heinrich, 1921 [SYNONYM SPECIES 9898:BC79C nidx=null parent=5XBTD]
Poecilochroma (Epinotia) semifuscana
 - Poecilochroma (Epinotia) semifuscana Stephens, 1834 [SYNONYM SPECIES 9893:B4HBF nidx=null parent=6G5RP]
 + Poecilochroma (Epinotia) semifuscana Stephens, 1829 [SYNONYM SPECIES 9898:BC7B6 nidx=null parent=6G5RP]
Poecilochroma semifuscana
 - Poecilochroma semifuscana Stephens, 1834 [SYNONYM SPECIES 9893:93B5H nidx=null parent=6G5RP]
 + Poecilochroma semifuscana Stephens, 1829 [SYNONYM SPECIES 9898:6VT4H nidx=null parent=6G5RP]
Poecilus quadripunctatus
 - Poecilus quadripunctatus Letzner, 1852 unavailable name [AMBIGUOUS_SYNONYM SPECIES 9893:B8H4Y nidx=null parent=8LWRK]
 + Poecilus quadripunctatus (Letzner, 1852) [AMBIGUOUS_SYNONYM SPECIES 9898:BC7DD nidx=null parent=8LWQZ]
 + Poecilus quadripunctatus Letzner, 1852 [AMBIGUOUS_SYNONYM SPECIES 9898:BC7DF nidx=null parent=8LWRK]
Polybius mcleayi
 - Polybius mcleayi (Bernard, 1946) [SYNONYM SPECIES 9893:4L297 nidx=null parent=5C4GR]
 + Polybius mcleayi (Barnard, 1946) [SYNONYM SPECIES 9898:BC5D9 nidx=null parent=5C4GR]
Polychaeta
 - Polychaeta [ACCEPTED CLASS 9893:GS nidx=null]
 + Polychaeta Grube, 1850 [ACCEPTED CLASS 9898:B8TXG nidx=null]
Polycystina
 - Polycystina [ACCEPTED CLASS 9893:GT nidx=null]
 + Polycystina Ehrenberg, 1838 [ACCEPTED CLASS 9898:B8VDC nidx=null]
Pomerantziidae
 - Pomerantziidae [ACCEPTED FAMILY 9893:627L6 nidx=null]
 + Pomerantziidae Baker, 1949 [ACCEPTED FAMILY 9898:B8WYP nidx=null]
Pomerantzioidea
 - Pomerantzioidea [ACCEPTED SUPERFAMILY 9893:5JW nidx=null]
 + Pomerantzioidea Baker, 1949 [ACCEPTED SUPERFAMILY 9898:B8WP7 nidx=null]
Porcellionides extinctus
 - Porcellionides extinctus [SYNONYM SPECIES 9893:4LWJ2 nidx=null parent=4LW74]
 + Porcellionides extinctus (Verhoeff, 1923) [SYNONYM SPECIES 9898:BC5K6 nidx=null parent=BDLGK]
Porifera
 - Porifera [ACCEPTED PHYLUM 9893:P2R nidx=null]
 + Porifera Grant, 1836 [ACCEPTED PHYLUM 9898:B8TXQ nidx=null]
Portumnus (Platyonychus) nasutus
 - Portumnus (Platyonychus) nasutus Latreille, 1828 [SYNONYM SPECIES 9893:9934L nidx=null parent=5C4GQ]
 + Portumnus (Platyonychus) nasutus Latreille, 1825 [SYNONYM SPECIES 9898:BC5KY nidx=null parent=5C4GQ]
Portunoidea
 - Portunoidea Rafinesque, 1815 [ACCEPTED SUPERFAMILY 9893:7NFQW nidx=null]
 + Portunoidea Rafinesque, 1815 [ACCEPTED SUPERFAMILY 9898:B8VFH nidx=null]
Potamoidea
 - Potamoidea Ortmann, 1896 [ACCEPTED SUPERFAMILY 9893:7NFQX nidx=null]
 + Potamoidea Ortmann, 1896 [ACCEPTED SUPERFAMILY 9898:B8VFJ nidx=null]
Potamon (Centropotamon) hueceste armenicum
 - Potamon (Centropotamon) hueceste armenicum Pretzmann, 1983 [SYNONYM SUBSPECIES 9893:5KM73 nidx=null parent=4M4FT]
 + Potamon (Centropotamon) hueceste armenicum (Pretzmann, 1962) [SYNONYM SUBSPECIES 9898:BCQR6 nidx=null parent=4M4FT]
Potamon (Pontipotamon) ibericum
 - Potamon (Pontipotamon) ibericum (Bieberstein, 1808) [SYNONYM SPECIES 9893:4M49Q nidx=null parent=6VVN5]
 + Potamon (Pontipotamon) ibericum (Marschall de Bieberstein, 1809) [SYNONYM SPECIES 9898:BB593 nidx=null parent=6VVN5]
Potamon (Pontipotamon) ibericum tauricum
 - Potamon (Pontipotamon) ibericum tauricum [SYNONYM SUBSPECIES 9893:7KMWN nidx=null parent=6VVN5]
 + Potamon (Pontipotamon) ibericum tauricum (Czerniavsky, 1884) [SYNONYM SUBSPECIES 9898:BCQRB nidx=null parent=6VVN5]
Priapulida
 - Priapulida [ACCEPTED PHYLUM 9893:GZ nidx=null]
 + Priapulida Théel, 1906 [ACCEPTED PHYLUM 9898:B8VDD nidx=null]
Probolium calcaratum
 - Probolium calcaratum Sars, 1966 [SYNONYM SPECIES 9893:4MLYQ nidx=null parent=77Y7B]
 + Probolium calcaratum (G.O. Sars, 1883) [SYNONYM SPECIES 9898:BC63Q nidx=null parent=77Y7B]
Probolium gregarium
 - Probolium gregarium Sars, 1967 [SYNONYM SPECIES 9893:4MLYR nidx=null parent=4MLZJ]
 + Probolium gregarium (G.O. Sars, 1883) [SYNONYM SPECIES 9898:BC63R nidx=null parent=4MLZJ]
Proboloides gregarius
 - Proboloides gregarius (Sars, 1892) [SYNONYM SPECIES 9893:4MLZK nidx=null parent=4MLZJ]
 + Proboloides gregarius (G.O. Sars, 1883) [SYNONYM SPECIES 9898:BC63S nidx=null parent=4MLZJ]
Proepipona rhodesiensis
 - Proepipona rhodesiensis (Giordani Soika, 1941) [ACCEPTED SPECIES 9893:4MQNY nidx=null]
 + Proepipona rhodesiensis (Giordani Soika, 1941) [ACCEPTED SPECIES 9898:B9M76 nidx=null]
Pseudalcathoe chatanayi
 - Pseudalcathoe chatanayi Le Cerf, 1917 [ACCEPTED SPECIES 9893:4NJGM nidx=null]
 + Pseudalcathoe chatanayi Le Cerf, 1916 [ACCEPTED SPECIES 9898:BCD8J nidx=null]
Pseudotomia trigonana
 - Pseudotomia trigonana Stephens, 1834 [SYNONYM SPECIES 9893:B4JC9 nidx=null parent=4C8MF]
 + Pseudotomia trigonana Stephens, 1829 [SYNONYM SPECIES 9898:4PDSB nidx=null parent=4C8MF]
Psopheticus crepitans
 - Psopheticus crepitans Wood-Mason, 1891 [SYNONYM SPECIES 9893:9D6X6 nidx=null parent=4PLBP]
 + Psopheticus crepitans Anonymous, 1891 [SYNONYM SPECIES 9898:4PLBG nidx=null parent=4PLBP]
Punctacteon fabreanus
 - Punctacteon fabreanus (Crosse, 1874) [ACCEPTED SPECIES 9893:4QHMQ nidx=null]
 + Punctacteon fabreanus (Crosse, 1873) [ACCEPTED SPECIES 9898:BC7F7 nidx=null]
Punctella
 - Punctella Zhong Hua, 1978 [ACCEPTED GENUS 9893:B6DCZ nidx=null]
 + Punctella H. Zhong, 1978 [ACCEPTED GENUS 9898:BDHV9 nidx=null]
Punctella maidipigensis
 - Punctella maidipigensis Zhong Hua, 1978 [ACCEPTED SPECIES 9893:B6GJX nidx=null]
 + Punctella maidipigensis H. Zhong, 1978 [ACCEPTED SPECIES 9898:BDHVR nidx=null]
Pupa secale var. gracilior
 - Pupa secale var. gracilior Krenglinger, 1870 [SYNONYM VARIETY 9893:8H9L3 nidx=null parent=8K9H]
 + Pupa secale var. gracilior Kreglinger, 1870 [SYNONYM VARIETY 9898:BCTDH nidx=null parent=8K9H]
Pupa turrita
 - Pupa turrita Anton, 1839 [SYNONYM SPECIES 9893:7SWQR nidx=null parent=7QQM5]
 + Pupa turrita (Anton, 1838) [SYNONYM SPECIES 9898:BC7LH nidx=null parent=7QQM5]
Pycnogonida
 - Pycnogonida [ACCEPTED CLASS 9893:H8 nidx=null]
 + Pycnogonida Latreille, 1810 [ACCEPTED CLASS 9898:B8V44 nidx=null]
Pyropteron balkis
 - Pyropteron balkis Le Cerf, 1938 [ACCEPTED SPECIES 9893:4QVC5 nidx=null]
 + Pyropteron balkis Le Cerf, 1937 [SYNONYM SPECIES 9898:BCFTG nidx=null parent=B97J4]
Pyropteron major
 - Pyropteron major Rothschild, 1926 [SYNONYM SPECIES 9893:986VL nidx=null parent=TKVY]
 + Pyropteron major Rothschild, 1925 [SYNONYM SPECIES 9898:BDBDB nidx=null parent=B99FY]
Pyropteron minianiformis
 - Pyropteron minianiformis (Freyer, 1842) [ACCEPTED SPECIES 9893:947YN nidx=null]
 + Pyropteron minianiformis (Freyer, 1843) [ACCEPTED SPECIES 9898:BB9T7 nidx=null]
Rafinesquia
 - Rafinesquia Raf. [SYNONYM UNRANKED 9893:B7WQ3 nidx=null parent=99F8S]
 + Rafinesquia Raf. [SYNONYM GENUS 9898:B8WBQ nidx=null parent=9CKZP]
 + Rafinesquia Raf. [SYNONYM UNRANKED 9898:B8WBR nidx=null parent=99F8S]
Ramsdenia articulata
 - Ramsdenia articulata (Aguayo, 1944) [ACCEPTED SPECIES 9893:86YNL nidx=null]
 + Ramsdenia articulata [sic] [SYNONYM SPECIES 9898:BCCWY nidx=null parent=BDLYL]
Ranella chemnitzii
 - Ranella chemnitzii Küster, 1871 [SYNONYM SPECIES 9893:7SZD6 nidx=null parent=6L7GM]
 + Ranella chemnitzii Küster, 1870 [SYNONYM SPECIES 9898:BCCX3 nidx=null parent=6L7GM]
Ranella reticularis
 - Ranella reticularis (Linnaeus, 1758) sensu Deshayes, 1839 [SYNONYM SPECIES 9893:7SZDX nidx=null parent=4RF52]
 + Ranella reticularis (Linnaeus, 1758) [SYNONYM SPECIES 9898:4RF5F nidx=null parent=4RF52]
Ranella saggita
 - Ranella saggita Küster, 1871 [SYNONYM SPECIES 9893:7SZF3 nidx=null parent=6L7GM]
 + Ranella saggita Küster, 1870 [SYNONYM SPECIES 9898:BCCX5 nidx=null parent=6L7GM]
Ranella spinosa var. granosa
 - Ranella spinosa var. granosa K. Martin, 1884 [SYNONYM VARIETY 9893:7V995 nidx=null parent=7QF4G]
 + Ranella spinosa var. granosa K. Martin, 1883 [SYNONYM VARIETY 9898:BCTDR nidx=null parent=7QF4G]
Raninoidea
 - Raninoidea De Haan, 1839 [ACCEPTED SUPERFAMILY 9893:7NFR4 nidx=null]
 + Raninoidea De Haan, 1839 [ACCEPTED SUPERFAMILY 9898:B8WP9 nidx=null]
Remipedia
 - Remipedia [ACCEPTED CLASS 9893:HC nidx=null]
 + Remipedia Yager, 1981 [ACCEPTED CLASS 9898:B8VDF nidx=null]
Retroplumoidea
 - Retroplumoidea Gill, 1894 [ACCEPTED SUPERFAMILY 9893:7NFR5 nidx=null]
 + Retroplumoidea Gill, 1894 [ACCEPTED SUPERFAMILY 9898:B8WPB nidx=null]
Rhamphomyia
 - Rhamphomyia [ACCEPTED SUBGENUS 9893:87KCC nidx=null]
 + Rhamphomyia [ACCEPTED SUBGENUS 9898:B8ZMD nidx=null]
 + Rhamphomyia [ACCEPTED GENUS 9898:B8ZMF nidx=null]
Rhipidigorgia engelmanni
 - Rhipidigorgia engelmanni Horn, 1861 [SYNONYM SPECIES 9893:874WN nidx=null parent=85W9X]
 + Rhipidigorgia engelmanni Horn, 1860 [SYNONYM SPECIES 9898:BCD73 nidx=null parent=BC39K]
Rhipidura
 - Rhipidura Philippi, 1860 [SYNONYM GENUS 9893:92LVS nidx=null parent=92NL5]
 + Rhipidura Philippi, 1859 [SYNONYM GENUS 9898:B8VXT nidx=null parent=924NF]
Rhipidura aurora
 - Rhipidura aurora Philippi, 1860 [SYNONYM SPECIES 9893:987PC nidx=null parent=53TDT]
 + Rhipidura aurora Philippi, 1859 [SYNONYM SPECIES 9898:BDBG8 nidx=null parent=B98KG]
Rhopalomyzus (Rhopalomyzus)
 - Rhopalomyzus (Rhopalomyzus) Mordvilko, 1921 [SYNONYM SUBGENUS 9893:B7YXG nidx=null parent=8Q6M2]
 + Rhopalomyzus (Rhopalomyzus) Mordvilko, 1921 [SYNONYM SUBGENUS 9898:B8ZMM nidx=null parent=8Q6M2]
Rhysota (Rhysota) maxima
 - Rhysota (Rhysota) maxima (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7SZZQ nidx=null parent=7SM6L]
 + Rhysota (Rhysota) maxima (Reeve, 1853) [SYNONYM SPECIES 9898:BCD7R nidx=null parent=BC3PH]
Rhysota maxima
 - Rhysota maxima (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7T229 nidx=null parent=7SM6L]
 + Rhysota maxima (Reeve, 1853) [SYNONYM SPECIES 9898:BCD7S nidx=null parent=BC3PH]
Rissoina altenai
 - Rissoina altenai Beets, 1942 [ACCEPTED SPECIES 9893:4T65X nidx=null]
 + Rissoina altenai Beets, 1943 [ACCEPTED SPECIES 9898:BB9YJ nidx=null]
Rodinosmilia
 - Rodinosmilia [ACCEPTED GENUS 9893:B8C32 nidx=null]
 + Rodinosmilia Beauvais, 1986 [ACCEPTED GENUS 9898:BBPXK nidx=null]
Ryssota (Pararyssota) maxima
 - Ryssota (Pararyssota) maxima (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7T37L nidx=null parent=7SM6L]
 + Ryssota (Pararyssota) maxima (Reeve, 1853) [SYNONYM SPECIES 9898:BCDCN nidx=null parent=BC3PH]
Ryssota maxima
 - Ryssota maxima (L. Pfeiffer, 1854) [SYNONYM SPECIES 9893:7T37V nidx=null parent=7SM6L]
 + Ryssota maxima (Reeve, 1853) [SYNONYM SPECIES 9898:BCDCP nidx=null parent=BC3PH]
Sannina cambodialis
 - Sannina cambodialis Walker, 1864 [SYNONYM SPECIES 9893:988TN nidx=null parent=4D6KW]
 + Sannina cambodialis Walker, [1865] [SYNONYM SPECIES 9898:BDBGV nidx=null parent=BDJCM]
Sannina korites
 - Sannina korites Druce, 1883 [SYNONYM SPECIES 9893:988TP nidx=null parent=BH5Y]
 + Sannina korites Druce, 1884 [SYNONYM SPECIES 9898:BDBGW nidx=null parent=B939D]
Sannina uroceripennis
 - Sannina uroceripennis Boisduval, 1874 [SYNONYM SPECIES 9893:79J63 nidx=null parent=79J5R]
 + Sannina uroceripennis (Boisduval, [1875] ) [SYNONYM SPECIES 9898:BCGV8 nidx=null parent=79J5R]
Sannina verrugo
 - Sannina verrugo Druce, 1883 [SYNONYM SPECIES 9893:948M7 nidx=null parent=4C5Y4]
 + Sannina verrugo Druce, 1884 [SYNONYM SPECIES 9898:BDBGX nidx=null parent=B939F]
Sanninoidea edwardsii
 - Sanninoidea edwardsii Beutenmüller, 1899 [SYNONYM SPECIES 9893:6XJ5W nidx=null parent=949P3]
 + Sanninoidea edwardsii Beutenmüller, 1900 [SYNONYM SPECIES 9898:BCGV9 nidx=null parent=949P3]
Satsuma gouldi
 - Satsuma gouldi (L. Pfeiffer, 1845) [SYNONYM SPECIES 9893:7T3MJ nidx=null parent=7RDBT]
 + Satsuma gouldi (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:BCDFS nidx=null parent=BBF9Y]
Schizaphis (Schizaphis) mehijiwae
 - Schizaphis (Schizaphis) mehijiwae [ACCEPTED SPECIES 9893:6XVCF nidx=null]
 + Schizaphis (Schizaphis) mehijiwae [ACCEPTED SPECIES 9898:BCH34 nidx=null]
Schizaphis (Schizaphis) rotundiventris
 - Schizaphis (Schizaphis) rotundiventris [ACCEPTED SPECIES 9893:6XVCJ nidx=null]
 + Schizaphis (Schizaphis) rotundiventris [ACCEPTED SPECIES 9898:B9235 nidx=null]
Sciapteron caeruleimicans
 - Sciapteron caeruleimicans Hampson, 1892 [SYNONYM SPECIES 9893:989Q7 nidx=null parent=4D6KV]
 + Sciapteron caeruleimicans Hampson, [1893] [SYNONYM SPECIES 9898:BDBJH nidx=null parent=BDJBP]
Sciapteron cupreivitta
 - Sciapteron cupreivitta Hampson, 1892 [SYNONYM SPECIES 9893:989Q9 nidx=null parent=4D6L7]
 + Sciapteron cupreivitta Hampson, [1893] [SYNONYM SPECIES 9898:BDBJJ nidx=null parent=BDJ8J]
Sciapteron flammans
 - Sciapteron flammans Hampson, 1892 [SYNONYM SPECIES 9893:989QG nidx=null parent=4D6NB]
 + Sciapteron flammans Hampson, [1893] [SYNONYM SPECIES 9898:BDBJK nidx=null parent=BB25Z]
Sciapteron metallica
 - Sciapteron metallica Hampson, 1892 [SYNONYM SPECIES 9893:989QL nidx=null parent=4D6M6]
 + Sciapteron metallica van Eecke, 1915 [SYNONYM SPECIES 9898:BDBJM nidx=null parent=4D6L4]
Scissurella bituminata
 - Scissurella bituminata Beets, 1942 [ACCEPTED SPECIES 9893:7T4DM nidx=null]
 + Scissurella bituminata Beets, 1943 [ACCEPTED SPECIES 9898:BCFMG nidx=null]
Scleractinia
 - Scleractinia [ACCEPTED ORDER 9893:42G nidx=null]
 + Scleractinia Bourne, 1900 [ACCEPTED ORDER 9898:B8V7Z nidx=null]
Scolodonta guayaquilensis
 - Scolodonta guayaquilensis (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:7T4DY nidx=null]
 + Scolodonta guayaquilensis (Reeve, 1852) [ACCEPTED SPECIES 9898:BCFNR nidx=null]
Scolodonta thomasi
 - Scolodonta thomasi (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7T4FC nidx=null]
 + Scolodonta thomasi (Reeve, 1854) [ACCEPTED SPECIES 9898:BCFNS nidx=null]
Scutariella stammeri
 - Scutariella stammeri Matjasic, 1958 [ACCEPTED SPECIES 9893:4VZX8 nidx=null]
 + Scutariella stammeri Matjašič, 1957 [ACCEPTED SPECIES 9898:BCFSC nidx=null]
Scyphozoa
 - Scyphozoa [ACCEPTED CLASS 9893:HW nidx=null]
 + Scyphozoa Goette, 1887 [ACCEPTED CLASS 9898:B8V45 nidx=null]
Semiaphis lonicerinae
 - Semiaphis lonicerinae [SYNONYM SPECIES 9893:B8JCD nidx=null parent=MVLX]
 + Semiaphis lonicerinae [SYNONYM SPECIES 9898:BCJHT nidx=null parent=MVLX]
Sesarma rousseauxi
 - Sesarma rousseauxi [SYNONYM SPECIES 9893:4WYZZ nidx=null parent=42D52]
 + Sesarma rousseauxi (H. Milne Edwards, 1853) [SYNONYM SPECIES 9898:BCG47 nidx=null parent=42D52]
Sesia albotarsata
 - Sesia albotarsata Staudinger, 1901 [SYNONYM SPECIES 9893:4WZK4 nidx=null parent=93X2X]
 + Sesia albotarsata Rebel, 1901 [SYNONYM SPECIES 9898:BCJJ6 nidx=null parent=B99JX]
Sesia anisozona
 - Sesia anisozona Meyrick, 1919 [SYNONYM SPECIES 9893:98C7H nidx=null parent=98GLD]
 + Sesia anisozona Meyrick, 1918 [SYNONYM SPECIES 9898:BDBLV nidx=null parent=BDBSJ]
Sesia asilipennis
 - Sesia asilipennis Boisduval, 1829 [SYNONYM SPECIES 9893:98C7P nidx=null parent=4D6KN]
 + Sesia asilipennis Boisduval, [1832] [SYNONYM SPECIES 9898:BDBLW nidx=null parent=BB25V]
Sesia bembeciformis
 - Sesia bembeciformis (Hübner) [ACCEPTED SPECIES 9893:4WZKJ nidx=null]
 + Sesia bembeciformis (Hübner, [1803-1806] ) [ACCEPTED SPECIES 9898:BBCGJ nidx=null]
Sesia chrysophanes
 - Sesia chrysophanes Meyrick, 1886 [SYNONYM SPECIES 9893:98C88 nidx=null parent=69C4Z]
 + Sesia chrysophanes Meyrick, 1887 [SYNONYM SPECIES 9898:BDBLY nidx=null parent=BB267]
Sesia cubana
 - Sesia cubana Herrich-Schäffer, 1867 [SYNONYM SPECIES 9893:98C8F nidx=null parent=7B877]
 + Sesia cubana Herrich-Schäffer, 1866 [SYNONYM SPECIES 9898:BDBLZ nidx=null parent=BBCYR]
Sesia doryceraeformis
 - Sesia doryceraeformis Lederer, 1855 [SYNONYM SPECIES 9893:98C8N nidx=null parent=92XY3]
 + Sesia doryceraeformis Lederer, 1853 [SYNONYM SPECIES 9898:BDBM2 nidx=null parent=B99GQ]
Sesia elampiformis
 - Sesia elampiformis (Herrich-Schäffer, 1846 nec Freyer, 1842) [MISAPPLIED SPECIES 9893:98C8R nidx=null parent=947YN]
 + Sesia elampiformis Herrich-Schäffer, [1846] [AMBIGUOUS_SYNONYM SPECIES 9898:BDBM3 nidx=null parent=BDDF8]
Sesia eumeniformis
 - Sesia eumeniformis Heydenreich, 1851 [SYNONYM SPECIES 9893:4WZLG nidx=null parent=947YN]
 + Sesia eumeniformis Herrich-Schäffer, [1846] [SYNONYM SPECIES 9898:BCJJD nidx=null parent=BDDF8]
Sesia foeniformis
 - Sesia foeniformis Herrich-Schäffer, 1845 [SYNONYM SPECIES 9893:94DNT nidx=null parent=TKVY]
 + Sesia foeniformis Herrich-Schäffer, [1846] [SYNONYM SPECIES 9898:BDBM4 nidx=null parent=B99FY]
Sesia fulvopyga
 - Sesia fulvopyga Le Cerf, 1912 [SYNONYM SPECIES 9893:98C93 nidx=null parent=53TFT]
 + Sesia fulvopyga Le Cerf, 1911 [SYNONYM SPECIES 9898:BDBM5 nidx=null parent=B98KL]
Sesia guriensis
 - Sesia guriensis von Emich, 1872 [SYNONYM SPECIES 9893:98C99 nidx=null parent=TKXF]
 + Sesia guriensis Emich von Emöke, 1872 [SYNONYM SPECIES 9898:BDBM6 nidx=null parent=B99H9]
Sesia icteropus
 - Sesia icteropus Herrich-Schäffer, 1845 [AMBIGUOUS_SYNONYM SPECIES 9893:4WZLY nidx=null parent=TKX5]
 - Sesia icteropus Zeller, 1847 [AMBIGUOUS_SYNONYM SPECIES 9893:99TJG nidx=null parent=94DG7]
 + Sesia icteropus Zeller, 1847 [SYNONYM SPECIES 9898:4WZLX nidx=null parent=BB9SW]
Sesia igniflua
 - Sesia igniflua Lucas, 1893 [SYNONYM SPECIES 9893:98C9G nidx=null parent=938VP]
 + Sesia igniflua Lucas, 1894 [SYNONYM SPECIES 9898:BDBM8 nidx=null parent=BDGTT]
Sesia isozona
 - Sesia isozona Meyrick, 1886 [SYNONYM SPECIES 9893:98C9K nidx=null parent=6685L]
 + Sesia isozona Meyrick, 1887 [SYNONYM SPECIES 9898:BDBM9 nidx=null parent=BB8G2]
Sesia jakuta
 - Sesia jakuta Herz, 1904 [SYNONYM SPECIES 9893:98C9M nidx=null parent=963F6]
 + Sesia jakuta Herz, 1903 [SYNONYM SPECIES 9898:BDBMB nidx=null parent=B97JB]
Sesia lahayei
 - Sesia lahayei Oberthür, 1888 [SYNONYM SPECIES 9893:98C9N nidx=null parent=TKVY]
 + Sesia lahayei Oberthür, 1890 [SYNONYM SPECIES 9898:BDBMC nidx=null parent=B99FY]
Sesia leucoparea
 - Sesia leucoparea Lederer, 1871 [SYNONYM SPECIES 9893:98C9S nidx=null parent=TKXZ]
 + Sesia leucoparea Lederer, 1870 [SYNONYM SPECIES 9898:BDBMD nidx=null parent=B99HQ]
Sesia leucospidiformis
 - Sesia leucospidiformis Lederer, 1852 [SYNONYM SPECIES 9893:4WZM9 nidx=null parent=949NH]
 + Sesia leucospidiformis Staudinger, 1854 [SYNONYM SPECIES 9898:BCJJF nidx=null parent=B99HS]
Sesia luctuosa
 - Sesia luctuosa Lederer, 1852 [SYNONYM SPECIES 9893:98C9T nidx=null parent=949P4]
 + Sesia luctuosa Lederer, 1853 [SYNONYM SPECIES 9898:BDBMF nidx=null parent=BBJ7Q]
Sesia macropyga
 - Sesia macropyga Le Cerf, 1912 [SYNONYM SPECIES 9893:98C9W nidx=null parent=53TH2]
 + Sesia macropyga Le Cerf, 1911 [SYNONYM SPECIES 9898:BDBMG nidx=null parent=BDJKS]
Sesia miniacea
 - Sesia miniacea Lederer, 1852 [SYNONYM SPECIES 9893:4WZMF nidx=null parent=947YN]
 + Sesia miniacea Lederer, 1853 [SYNONYM SPECIES 9898:BCJJG nidx=null parent=BDDF8]
Sesia minianiformis
 - Sesia minianiformis Freyer, 1842 [SYNONYM SPECIES 9893:948ZB nidx=null parent=947YN]
 + Sesia minianiformis Freyer, 1843 [SYNONYM SPECIES 9898:BDBMJ nidx=null parent=BB9T7]
Sesia osmiaeformis
 - Sesia osmiaeformis Herrich-Schäffer, 1848 [SYNONYM SPECIES 9893:94DP5 nidx=null parent=92XY9]
 + Sesia osmiaeformis Herrich-Schäffer, [1852] [SYNONYM SPECIES 9898:BDBMM nidx=null parent=B99JH]
Sesia panorpaeformis
 - Sesia panorpaeformis Boisduval, 1874 [SYNONYM SPECIES 9893:98CBL nidx=null parent=4D6MH]
 + Sesia panorpaeformis Boisduval, [1875] [SYNONYM SPECIES 9898:BDBMN nidx=null parent=BDJLJ]
Sesia proximata
 - Sesia proximata Staudinger, 1891 [SYNONYM SPECIES 9893:95CMF nidx=null parent=TKYY]
 + Sesia proximata Staudinger, 1892 [SYNONYM SPECIES 9898:BDBMP nidx=null parent=B99JP]
Sesia puigi
 - Sesia puigi Oberthür, 1883 [SYNONYM SPECIES 9893:4WZNF nidx=null parent=7B86P]
 + Sesia puigi Oberthür, 1881 [SYNONYM SPECIES 9898:BCJJN nidx=null parent=7B86P]
Sesia quinquecincta
 - Sesia quinquecincta Hampson, 1892 [SYNONYM SPECIES 9893:98CBZ nidx=null parent=TLJH]
 + Sesia quinquecincta Hampson, [1893] [SYNONYM SPECIES 9898:BDBMQ nidx=null parent=B9R6T]
Sesia rhodothictis
 - Sesia rhodothictis Meyrick, 1919 [SYNONYM SPECIES 9893:98CC6 nidx=null parent=98GMQ]
 + Sesia rhodothictis Meyrick, 1918 [SYNONYM SPECIES 9898:BDBMR nidx=null parent=BDBSS]
Sesia rubriformis
 - Sesia rubriformis Heydenreich, 1851 [SYNONYM SPECIES 9893:4WZNL nidx=null parent=93X2X]
 + Sesia rubriformis Herrich-Schäffer, [1846] [SYNONYM SPECIES 9898:BCJJP nidx=null parent=B99JX]
Sesia schmidtii
 - Sesia schmidtii Lederer, 1852 [AMBIGUOUS_SYNONYM SPECIES 9893:4WZNQ nidx=null parent=93X2X]
 - Sesia schmidtii (Zeller, 1847) [AMBIGUOUS_SYNONYM SPECIES 9893:99TJK nidx=null parent=94DG7]
 + Sesia schmidtii Lederer, 1853 [SYNONYM SPECIES 9898:BCJJQ nidx=null parent=B99JX]
Sesia sigmoidea
 - Sesia sigmoidea (Edwards, 1882) [ACCEPTED SPECIES 9893:98CCQ nidx=null]
 + Sesia sigmoidea Beutenmüller, 1897 [SYNONYM SPECIES 9898:BDBMS nidx=null parent=BBCZL]
Sesia stiziformis
 - Sesia stiziformis Herrich-Schäffer, 1851 [SYNONYM SPECIES 9893:95CML nidx=null parent=959NV]
 + Sesia stiziformis Herrich-Schäffer, [1852] [SYNONYM SPECIES 9898:BDBMT nidx=null parent=B97JM]
Sesia tengyraeformis
 - Sesia tengyraeformis Herrich-Schäffer, 1852 [SYNONYM SPECIES 9893:98CCW nidx=null parent=92WPQ]
 + Sesia tengyraeformis Boisduval, 1840 [AMBIGUOUS_SYNONYM SPECIES 9898:BDBMW nidx=null parent=B99G5]
 + Sesia tengyraeformis Herrich-Schäffer, 1851 [AMBIGUOUS_SYNONYM SPECIES 9898:BDBMX nidx=null parent=BDJJQ]
Sesia theobromae
 - Sesia theobromae Busck, 1911 [ACCEPTED SPECIES 9893:98CCY nidx=null]
 + Sesia theobromae Busck, 1910 [SYNONYM SPECIES 9898:BDBMY nidx=null parent=BDGY9]
Sesia therevaeformis
 - Sesia therevaeformis Lederer, 1852 [SYNONYM SPECIES 9893:4WZP9 nidx=null parent=949NN]
 + Sesia therevaeformis Lederer, 1853 [SYNONYM SPECIES 9898:BCJJR nidx=null parent=BDDF7]
Sesia triannuliformis
 - Sesia triannuliformis Freyer, 1843 [SYNONYM SPECIES 9893:948ZJ nidx=null parent=949NP]
 + Sesia triannuliformis Freyer, 1842 [SYNONYM SPECIES 9898:BDBMZ nidx=null parent=BB9TC]
Sesia unicincta
 - Sesia unicincta Hampson, 1892 [AMBIGUOUS_SYNONYM SPECIES 9893:93MMS nidx=null parent=98GN9]
 + Sesia unicincta Hampson, [1893] [AMBIGUOUS_SYNONYM SPECIES 9898:BCJJS nidx=null parent=BDHP8]
Sesia unicolor
 - Sesia unicolor Ragusa, 1906 [SYNONYM SPECIES 9893:4WZPG nidx=null parent=98GKX]
 + Sesia unicolor Ragusa, 1904 [SYNONYM SPECIES 9898:BCJJT nidx=null parent=BB9SW]
Sesia xanthia
 - Sesia xanthia Le Cerf, 1912 [AMBIGUOUS_SYNONYM SPECIES 9893:B7FNR nidx=null parent=TKVW]
 - Sesia xanthia Le Cerf, 1912 [AMBIGUOUS_SYNONYM SPECIES 9893:B8JCR nidx=null parent=98GKX]
 + Sesia xanthia Le Cerf, 1911 [SYNONYM SPECIES 9898:BCJJV nidx=null parent=BB9SM]
Sesia xiphiaeformis
 - Sesia xiphiaeformis Boisduval, 1874 [SYNONYM SPECIES 9893:4WZPM nidx=null parent=949P3]
 + Sesia xiphiaeformis Boisduval, [1875] [SYNONYM SPECIES 9898:BCJJW nidx=null parent=949P3]
Sesia zelleri
 - Sesia zelleri Lederer, 1852 [SYNONYM SPECIES 9893:4WZPN nidx=null parent=92XY9]
 + Sesia zelleri Lederer, 1853 [SYNONYM SPECIES 9898:BCJJX nidx=null parent=B99JH]
Sesiidae
 - Sesiidae [ACCEPTED FAMILY 9893:G92 nidx=null]
 + Sesiidae Boisduval, 1828 [ACCEPTED FAMILY 9898:B8W2H nidx=null]
Sesiinae
 - Sesiinae [ACCEPTED SUBFAMILY 9893:93N24 nidx=null]
 + Sesiinae Boisduval, 1828 [ACCEPTED SUBFAMILY 9898:B8XCJ nidx=null]
Sigaretus undulatus
 - Sigaretus undulatus K. Martin, 1885 [SYNONYM SPECIES 9893:7T4YD nidx=null parent=7T5PL]
 + Sigaretus undulatus K. Martin, 1884 [SYNONYM SPECIES 9898:BCG4Z nidx=null parent=7T5PL]
Sincara cambyses
 - Sincara cambyses Druce, 1883 [ACCEPTED SPECIES 9893:4XJJ9 nidx=null]
 + Sincara cambyses Druce, 1884 [SYNONYM SPECIES 9898:BCJMJ nidx=null parent=B9MCF]
Sincara lytaea
 - Sincara lytaea Druce, 1883 [ACCEPTED SPECIES 9893:4XJJD nidx=null]
 + Sincara lytaea Druce, 1884 [SYNONYM SPECIES 9898:BCJMK nidx=null parent=B98KW]
Sincara phyllis
 - Sincara phyllis Druce, 1883 [ACCEPTED SPECIES 9893:4XJJH nidx=null]
 + Sincara phyllis Druce, 1884 [SYNONYM SPECIES 9898:BCJML nidx=null parent=B98L4]
Sitobion (Sitobion) bambusicola
 - Sitobion (Sitobion) bambusicola [ACCEPTED SPECIES 9893:4XT9J nidx=null]
 + Sitobion (Sitobion) bambusicola [ACCEPTED SPECIES 9898:BCJRH nidx=null]
Solariella shimajiriensis
 - Solariella shimajiriensis MacNeil, 1960 [SYNONYM SPECIES 9893:7T66V nidx=null parent=7S5TX]
 + Solariella shimajiriensis MacNeil, 1961 [SYNONYM SPECIES 9898:BCG7Q nidx=null parent=B9TVY]
Solaropsis catenifera
 - Solaropsis catenifera (L. Pfeiffer, 1854) [ACCEPTED SPECIES 9893:7T68L nidx=null]
 + Solaropsis catenifera (Reeve, 1852) [ACCEPTED SPECIES 9898:BBCJ6 nidx=null]
Solaropsis marmatensis
 - Solaropsis marmatensis (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7T6C2 nidx=null]
 + Solaropsis marmatensis (Reeve, 1854) [ACCEPTED SPECIES 9898:BBCJ7 nidx=null]
Solidula cinerea
 - Solidula cinerea (R. B. Watson, 1883) [SYNONYM SPECIES 9893:B6GZL nidx=null parent=4QJCQ]
 + Solidula cinerea (R. B. Watson, 1884) [SYNONYM SPECIES 9898:BDHVX nidx=null parent=4QJCQ]
Sorcostia
 - Sorcostia Lower, 1896 [SYNONYM GENUS 9893:94PHG nidx=null parent=92GRB]
 + Sorcostia Leach, 1815 [SYNONYM GENUS 9898:BC5HV nidx=null parent=92GRB]
Sphaerium draparnaldi
 - Sphaerium draparnaldi Clessin, 1877 [SYNONYM SPECIES 9893:8V2B9 nidx=null parent=6YWBR]
 + Sphaerium draparnaldi Clessin, 1873 [SYNONYM SPECIES 9898:BCGBT nidx=null parent=7T72X]
Sphaeroma annandalei travancorensis
 - Sphaeroma annandalei travancorensis Pillai, 1955 [ACCEPTED SUBSPECIES 9893:5F55X nidx=null]
 + Sphaeroma annandalei travancorensis Pillai, 1954 [ACCEPTED SUBSPECIES 9898:BCQTL nidx=null]
Sphecia mandarina
 - Sphecia mandarina Le Cerf, 1917 [SYNONYM SPECIES 9893:6YXYJ nidx=null parent=98C97]
 + Sphecia mandarina Le Cerf, 1916 [SYNONYM SPECIES 9898:BCK5Q nidx=null parent=98C97]
Sphecia sinensis
 - Sphecia sinensis Walker, 1864 [SYNONYM SPECIES 9893:98DF3 nidx=null parent=57BFR]
 + Sphecia sinensis Walker, [1865] [SYNONYM SPECIES 9898:BDBPG nidx=null parent=BBDDB]
Sphecosesia melanostoma
 - Sphecosesia melanostoma Diakonoff, 1967 [ACCEPTED SPECIES 9893:6Z9Q2 nidx=null]
 + Sphecosesia melanostoma Diakonoff, [1968] [SYNONYM SPECIES 9898:BCK86 nidx=null parent=BBD8G]
Sphinx banchiformis
 - Sphinx banchiformis Hübner [SYNONYM SPECIES 9893:4Z23G nidx=null parent=TKY6]
 + Sphinx banchiformis Hübner, [1813] [SYNONYM SPECIES 9898:BCKGQ nidx=null parent=BDJDN]
Sphinx bombyliformis
 - Sphinx bombyliformis Cramer, 1782 [SYNONYM SPECIES 9893:94DQH nidx=null parent=3ZKVK]
 + Sphinx bombyliformis Stoll, 1782 [SYNONYM SPECIES 9898:BDBPL nidx=null parent=B9TDY]
Sphinx brosiformis
 - Sphinx brosiformis Hübner [SYNONYM SPECIES 9893:4Z23L nidx=null parent=95CSQ]
 + Sphinx brosiformis Hübner, [1813] [SYNONYM SPECIES 9898:BCKGR nidx=null parent=B9TV3]
Sphinx chalciformis
 - Sphinx chalciformis Esper [SYNONYM SPECIES 9893:4Z23P nidx=null parent=93X2X]
 + Sphinx chalciformis Esper, [1804] [SYNONYM SPECIES 9898:BCKGS nidx=null parent=B99GB]
Sphinx laphriaeformis
 - Sphinx laphriaeformis Hübner [SYNONYM SPECIES 9893:4Z24K nidx=null parent=948Z9]
 + Sphinx laphriaeformis Hübner, [1824-1825] [SYNONYM SPECIES 9898:BCKGT nidx=null parent=B9MCR]
Sphinx ophioniformis
 - Sphinx ophioniformis Hübner [SYNONYM SPECIES 9893:4Z252 nidx=null parent=53TKQ]
 + Sphinx ophioniformis Hübner, [1813] [SYNONYM SPECIES 9898:BCKGW nidx=null parent=53TKQ]
Sphinx rhagioniformis
 - Sphinx rhagioniformis Hübner [SYNONYM SPECIES 9893:4Z25B nidx=null parent=93VJW]
 + Sphinx rhagioniformis Hübner, [1806] [SYNONYM SPECIES 9898:BCKGX nidx=null parent=93VJW]
Sphinx systrophaeformis
 - Sphinx systrophaeformis Hübner [SYNONYM SPECIES 9893:4Z25K nidx=null parent=93VJW]
 + Sphinx systrophaeformis Hübner, [1813] [SYNONYM SPECIES 9898:BCKGY nidx=null parent=93VJW]
Sphinx tenthrediniformis
 - Sphinx tenthrediniformis (Esper, 1782 nec Esper, 1783) [MISAPPLIED SPECIES 9893:94DRL nidx=null parent=93Q6K]
 + Sphinx tenthrediniformis Esper, 1782 [AMBIGUOUS_SYNONYM SPECIES 9898:BDBPP nidx=null parent=93Q6K]
Sphinx tineiformis
 - Sphinx tineiformis Esper, 1793 [SYNONYM SPECIES 9893:9498H nidx=null parent=94BJ7]
 + Sphinx tineiformis Esper, [1789] [SYNONYM SPECIES 9898:BDBPQ nidx=null parent=B9TV4]
Sphinx vespiformis
 - Sphinx vespiformis Hufnagel, 1766 [AMBIGUOUS_SYNONYM SPECIES 9893:4Z25T nidx=null parent=6YKPX]
 - Sphinx vespiformis Hübner, 1796 [AMBIGUOUS_SYNONYM SPECIES 9893:93NX9 nidx=null parent=93VJW]
 - Sphinx vespiformis Linnaeus, 1761 [AMBIGUOUS_SYNONYM SPECIES 9893:B7FYZ nidx=null parent=76JRF]
 - Sphinx vespiformis Linnaeus, 1761 [AMBIGUOUS_SYNONYM SPECIES 9893:B8JTM nidx=null parent=53TKZ]
 + Sphinx vespiformis Linnaeus, [1760] [SYNONYM SPECIES 9898:BCKGZ nidx=null parent=BBCZT]
Spilonota (Epinotia) trigeminana
 - Spilonota (Epinotia) trigeminana Stephens, 1834 [SYNONYM SPECIES 9893:B5FBH nidx=null parent=6FPJX]
 + Spilonota (Epinotia) trigeminana Stephens, 1829 [SYNONYM SPECIES 9898:BDBPS nidx=null parent=6FPJX]
Spilonota trigeminana
 - Spilonota trigeminana Stephens, 1834 [SYNONYM SPECIES 9893:B5FBJ nidx=null parent=6FPJX]
 + Spilonota trigeminana Stephens, 1829 [SYNONYM SPECIES 9898:BDBPR nidx=null parent=6FPJX]
Staurozoa
 - Staurozoa [ACCEPTED CLASS 9893:J8 nidx=null]
 + Staurozoa Marques & Collins, 2004 [ACCEPTED CLASS 9898:B8V46 nidx=null]
Streblopotamia
 - Streblopotamia Razowski & Wojtusiak, 2012 [SYNONYM GENUS 9893:B4GTR nidx=null parent=94NR2]
 + Streblopotamia Razowski & Brown, 2018 [ACCEPTED GENUS 9898:BC5NL nidx=null]
Strepsiptera
 - Strepsiptera [ACCEPTED ORDER 9893:465 nidx=null]
 + Strepsiptera Kirby, 1813 [ACCEPTED ORDER 9898:B8VDQ nidx=null]
Streptaxis discus
 - Streptaxis discus L. Pfeiffer, 1851 [SYNONYM SPECIES 9893:52XK4 nidx=null parent=36S99]
 + Streptaxis discus L. Pfeiffer, 1853 [SYNONYM SPECIES 9898:BCGQW nidx=null parent=BB4R7]
Stygodyticola
 - Stygodyticola Matjasic, 1958 [ACCEPTED GENUS 9893:7Q37M nidx=null]
 + Stygodyticola Matjašič, 1957 [ACCEPTED GENUS 9898:B92LH nidx=null]
Stygodyticola hadzii
 - Stygodyticola hadzii Matjasic, 1958 [ACCEPTED SPECIES 9893:538R5 nidx=null]
 + Stygodyticola hadzii Matjašič, 1957 [ACCEPTED SPECIES 9898:BCGX3 nidx=null]
Styloniscus gracilis gracilis
 - Styloniscus gracilis gracilis Dana, 1856 [SYNONYM SUBSPECIES 9893:84FMG nidx=null parent=7GYZZ]
 + Styloniscus gracilis gracilis Dana, 1854 [SYNONYM SUBSPECIES 9898:BCQVG nidx=null parent=7GYZZ]
Subanguina
 - Subanguina [ACCEPTED GENUS 9893:7PWR nidx=null]
 + Subanguina Paramonov, 1967 [ACCEPTED GENUS 9898:B8WDF nidx=null]
Subtelsonia
 - Subtelsonia Matjasic, 1958 [ACCEPTED GENUS 9893:7Q3BC nidx=null]
 + Subtelsonia Matjašič, 1957 [ACCEPTED GENUS 9898:B92LJ nidx=null]
Subtelsonia perianalis
 - Subtelsonia perianalis Matjasic, 1958 [ACCEPTED SPECIES 9893:53DNQ nidx=null]
 + Subtelsonia perianalis Matjašič, 1957 [ACCEPTED SPECIES 9898:BCGYY nidx=null]
Succinea elegantior
 - Succinea elegantior Annandale, 1921 [ACCEPTED SPECIES 9893:7T9JT nidx=null]
 + Succinea elegantior Amin-ud-Din, 1921 [ACCEPTED SPECIES 9898:BCGZB nidx=null]
Sudanonautes (Sudanonautes) decazei
 - Sudanonautes (Sudanonautes) decazei [SYNONYM SPECIES 9893:84HCH nidx=null parent=7B2YW]
 + Sudanonautes (Sudanonautes) decazei (A. Milne-Edwards, 1886) [SYNONYM SPECIES 9898:BCGZF nidx=null parent=7B2YW]
Sura cyanolampra
 - Sura cyanolampra Diakonoff, 1967 [ACCEPTED SPECIES 9893:53H5J nidx=null]
 + Sura cyanolampra Diakonoff, [1968] [SYNONYM SPECIES 9898:BCL3W nidx=null parent=BDJ9T]
Sura ignicauda
 - Sura ignicauda (Hampson, 1919) [ACCEPTED SPECIES 9893:53H5K nidx=null]
 + Sura ignicauda (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BCL3X nidx=null]
Sura tetrapora
 - Sura tetrapora Diakonoff, 1967 [ACCEPTED SPECIES 9893:53H5S nidx=null]
 + Sura tetrapora Diakonoff, [1968] [SYNONYM SPECIES 9898:BCL3Y nidx=null parent=BBB9S]
Sylphidia modesta
 - Sylphidia modesta Le Cerf, 1917 [SYNONYM SPECIES 9893:98GGJ nidx=null parent=6G8FV]
 + Sylphidia modesta Le Cerf, 1916 [SYNONYM SPECIES 9898:BDBSD nidx=null parent=B9LVB]
Synanthedon aequalis
 - Synanthedon aequalis (Walker, 1864) [ACCEPTED SPECIES 9893:53TD9 nidx=null]
 + Synanthedon aequalis (Walker, [1865] ) [ACCEPTED SPECIES 9898:BCL62 nidx=null]
Synanthedon anisozona
 - Synanthedon anisozona (Meyrick, 1919) [ACCEPTED SPECIES 9893:98GLD nidx=null]
 + Synanthedon anisozona (Meyrick, 1918) [ACCEPTED SPECIES 9898:BDBSJ nidx=null]
Synanthedon apicalis
 - Synanthedon apicalis (Walker, 1864) [ACCEPTED SPECIES 9893:53TDH nidx=null]
 + Synanthedon apicalis (Walker, [1865] ) [ACCEPTED SPECIES 9898:BBCY7 nidx=null]
Synanthedon chrysostetha
 - Synanthedon chrysostetha Diakonoff, 1967 [SYNONYM SPECIES 9893:98GLT nidx=null parent=3BZXV]
 + Synanthedon chrysostetha Diakonoff, [1968] [SYNONYM SPECIES 9898:BDBSK nidx=null parent=BDJVG]
Synanthedon cirrhozona
 - Synanthedon cirrhozona Diakonoff, 1967 [ACCEPTED SPECIES 9893:7B88F nidx=null]
 + Synanthedon cirrhozona Diakonoff, [1968] [ACCEPTED SPECIES 9898:BBCYN nidx=null]
Synanthedon cubana
 - Synanthedon cubana (Herrich-Schäffer, 1867) [ACCEPTED SPECIES 9893:7B877 nidx=null]
 + Synanthedon cubana (Herrich-Schäffer, 1866) [ACCEPTED SPECIES 9898:BBCYR nidx=null]
Synanthedon dasyproctos
 - Synanthedon dasyproctos (Zukowsky, 1937) [ACCEPTED SPECIES 9893:98GM2 nidx=null]
 + Synanthedon dasyproctos (Zukowsky, 1936) [ACCEPTED SPECIES 9898:BDBSL nidx=null]
Synanthedon flava
 - Synanthedon flava (Moore, 1879) [ACCEPTED SPECIES 9893:98GM5 nidx=null]
 + Synanthedon flava (Edwards, 1881) [SYNONYM SPECIES 9898:BDBSM nidx=null parent=BDHP6]
Synanthedon flavicincta
 - Synanthedon flavicincta (Hampson, 1892) [ACCEPTED SPECIES 9893:98GM7 nidx=null]
 + Synanthedon flavicincta (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BDBSN nidx=null]
Synanthedon guineabia
 - Synanthedon guineabia (Strand, 1912) [ACCEPTED SPECIES 9893:94WST nidx=null]
 + Synanthedon guineabia (Strand, [1913] ) [ACCEPTED SPECIES 9898:BBCZ2 nidx=null]
Synanthedon ignifera
 - Synanthedon ignifera (Hampson, 1892) [ACCEPTED SPECIES 9893:98GMF nidx=null]
 + Synanthedon ignifera (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BDBSQ nidx=null]
Synanthedon martjanovi
 - Synanthedon martjanovi Sheljuzhko, 1919 [ACCEPTED SPECIES 9893:93Q6L nidx=null]
 + Synanthedon martjanovi Sheljuzhko, 1918 [ACCEPTED SPECIES 9898:53TH7 nidx=null]
Synanthedon producta
 - Synanthedon producta (Walker, 1864) [ACCEPTED SPECIES 9893:53TJB nidx=null]
 + Synanthedon producta (Matsumura, 1931) [ACCEPTED SPECIES 9898:BBCZ9 nidx=null]
Synanthedon pulchripennis
 - Synanthedon pulchripennis (Walker, 1864) [ACCEPTED SPECIES 9893:7B86T nidx=null]
 + Synanthedon pulchripennis (Walker, [1865] ) [ACCEPTED SPECIES 9898:BBCZB nidx=null]
Synanthedon rhodothictis
 - Synanthedon rhodothictis (Meyrick, 1919) [ACCEPTED SPECIES 9893:98GMQ nidx=null]
 + Synanthedon rhodothictis (Meyrick, 1918) [ACCEPTED SPECIES 9898:BDBSS nidx=null]
Synanthedon sphenodes
 - Synanthedon sphenodes Diakonoff, 1967 [ACCEPTED SPECIES 9893:53TKF nidx=null]
 + Synanthedon sphenodes Diakonoff, [1968] [ACCEPTED SPECIES 9898:BCL6C nidx=null]
Synanthedon unicincta
 - Synanthedon unicincta (Hampson, 1892) [ACCEPTED SPECIES 9893:98GN9 nidx=null]
 + Synanthedon unicincta (Hampson, [1893] ) [SYNONYM SPECIES 9898:BDBSX nidx=null parent=BDHP8]
Synanthedon versicolor
 - Synanthedon versicolor Le Cerf, 1915 [ACCEPTED SPECIES 9893:98GND nidx=null]
 + Synanthedon versicolor Le Cerf, 1916 [ACCEPTED SPECIES 9898:BDBSY nidx=null]
Synanthedon vespiformis
 - Synanthedon vespiformis (Linnaeus, 1761) [ACCEPTED SPECIES 9893:53TKZ nidx=null]
 - Synanthedon vespiformis Le Cerf, 1920 [SYNONYM SPECIES 9893:93Q6V nidx=null parent=53TKZ]
 + Synanthedon vespiformis (Linnaeus, [1760] ) [ACCEPTED SPECIES 9898:BBCZT nidx=null]
Synanthedon vespiformis f. quadriannulata
 - Synanthedon vespiformis f. quadriannulata Schnaider, 1948 [SYNONYM FORM 9893:992WG nidx=null parent=53TKZ]
 + Synanthedon vespiformis f. quadriannulata Schnaider, 1942 [SYNONYM FORM 9898:BDFHZ nidx=null parent=BBCZT]
Synanthedon xanthosoma
 - Synanthedon xanthosoma (Hampson, 1892) [ACCEPTED SPECIES 9893:98GNJ nidx=null]
 + Synanthedon xanthosoma (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BDBSZ nidx=null]
Talorchestia tumida
 - Talorchestia tumida Thomson, 1885 [SYNONYM SPECIES 9893:54M2F nidx=null parent=5WH56]
 + Talorchestia tumida Stebbing, 1887 [SYNONYM SPECIES 9898:BCHB7 nidx=null parent=BDJ4V]
Tanaidacea
 - Tanaidacea [ACCEPTED ORDER 9893:46Z nidx=null]
 + Tanaidacea Dana, 1849 [ACCEPTED ORDER 9898:B8TXY nidx=null]
Tantulocarida
 - Tantulocarida [ACCEPTED CLASS 9893:924GR nidx=null]
 + Tantulocarida Boxshall & Lincoln, 1983 [ACCEPTED CLASS 9898:B8WLP nidx=null]
Taurasia niasensis
 - Taurasia niasensis Beets, 1985 [SYNONYM SPECIES 9893:54Z86 nidx=null parent=7BNLS]
 + Taurasia niasensis Beets, 1984 [SYNONYM SPECIES 9898:BCHDQ nidx=null parent=7BNLS]
Taurasia pendopoensis
 - Taurasia pendopoensis Beets, 1985 [SYNONYM SPECIES 9893:54Z88 nidx=null parent=789DC]
 + Taurasia pendopoensis Beets, 1984 [SYNONYM SPECIES 9898:BCHDR nidx=null parent=789DC]
Terebratulina unguicula
 - Terebratulina unguicula (Carpenter, 1864) [ACCEPTED SPECIES 9893:7C3V9 nidx=null]
 + Terebratulina unguicula (Carpenter, 1865) [ACCEPTED SPECIES 9898:B8VR4 nidx=null]
Tetraneura multisetosa
 - Tetraneura multisetosa Pal & Raychaudhuri, 1978 [SYNONYM SPECIES 9893:9YNR2 nidx=null parent=55Q42]
 + Tetraneura multisetosa Pal & Raychaudhuri, 1978 [SYNONYM SPECIES 9898:BCLLN nidx=null parent=55Q42]
 + Tetraneura multisetosa Raychaudhuri, Pal & Ghosh, 1978 [SYNONYM SPECIES 9898:BCLLP nidx=null parent=55Q42]
Texananus (Texananus)
 - Texananus (Texananus) Ball, 1918 [ACCEPTED SUBGENUS 9893:8JMYS nidx=null]
 + Texananus (Texananus) Ball, 1918 [ACCEPTED SUBGENUS 9898:B8ZYL nidx=null]
Thalamita acanthophallus
 - Thalamita acanthophallus Chen & Yang, 2008 [SYNONYM SPECIES 9893:7Z5LL nidx=null parent=84HDT]
 + Thalamita acanthophallus Chen & Yang, 2008 [ACCEPTED SPECIES 9898:55Z3Z nidx=null]
Thalamita anomala
 - Thalamita anomala Stephenson & Hudson, 1957 [SYNONYM SPECIES 9893:7X2F9 nidx=null parent=84GC4]
 + Thalamita anomala Stephenson & Hudson, 1957 [ACCEPTED SPECIES 9898:55Z45 nidx=null]
Thalamita cerasma
 - Thalamita cerasma Wee & Ng, 1995 [SYNONYM SPECIES 9893:7Z5LM nidx=null parent=84HCZ]
 + Thalamita cerasma Wee & Ng, 1995 [ACCEPTED SPECIES 9898:7BTDV nidx=null]
Thalamita coeruleipes
 - Thalamita coeruleipes Hombron & Jacquinot, 1846 [SYNONYM SPECIES 9893:7X2FB nidx=null parent=84HD2]
 + Thalamita coeruleipes Hombron & Jacquinot, 1846 [ACCEPTED SPECIES 9898:55Z4H nidx=null]
Thalamita cooperi
 - Thalamita cooperi Borradaile, 1902 [SYNONYM SPECIES 9893:7Z5LN nidx=null parent=84HDV]
 + Thalamita cooperi Borradaile, 1902 [ACCEPTED SPECIES 9898:55Z4J nidx=null]
Thalamita corrugata
 - Thalamita corrugata Stephenson & Rees, 1961 [SYNONYM SPECIES 9893:7Z5LP nidx=null parent=84HDW]
 + Thalamita corrugata Stephenson & Rees, 1961 [ACCEPTED SPECIES 9898:55Z4K nidx=null]
Thalamita crenata
 - Thalamita crenata Rüppell, 1830 [SYNONYM SPECIES 9893:7X2FC nidx=null parent=84HD3]
 + Thalamita crenata Rüppell, 1830 [ACCEPTED SPECIES 9898:55Z4M nidx=null]
Thalamita crosnieri
 - Thalamita crosnieri Vannini, 1983 [SYNONYM SPECIES 9893:7Z5LR nidx=null parent=84HDX]
 + Thalamita crosnieri Vannini, 1983 [ACCEPTED SPECIES 9898:55Z4N nidx=null]
Thalamita danae
 - Thalamita danae Stimpson, 1858 [SYNONYM SPECIES 9893:7Z5LS nidx=null parent=84HD4]
 + Thalamita danae Stimpson, 1858 [ACCEPTED SPECIES 9898:55Z4Q nidx=null]
Thalamita demani
 - Thalamita demani Nobili, 1906 [SYNONYM SPECIES 9893:7Z5LT nidx=null parent=9G8F4]
 + Thalamita demani Nobili, 1906 [ACCEPTED SPECIES 9898:55Z4S nidx=null]
Thalamita gracilipes
 - Thalamita gracilipes (A. Milne-Edwards, 1873) [SYNONYM SPECIES 9893:7Z5LW nidx=null parent=7Z5MY]
 + Thalamita gracilipes (A. Milne-Edwards, 1873) [ACCEPTED SPECIES 9898:55Z53 nidx=null]
Thalamita hanseni
 - Thalamita hanseni Alcock, 1899 [SYNONYM SPECIES 9893:7Z5LY nidx=null parent=84HDZ]
 + Thalamita hanseni Alcock, 1899 [ACCEPTED SPECIES 9898:55Z56 nidx=null]
Thalamita holthuisi
 - Thalamita holthuisi Stephenson, 1975 [SYNONYM SPECIES 9893:7Z5LZ nidx=null parent=84HD7]
 + Thalamita holthuisi Stephenson, 1975 [ACCEPTED SPECIES 9898:55Z59 nidx=null]
Thalamita invicta
 - Thalamita invicta Thallwitz, 1891 [SYNONYM SPECIES 9893:7Z5M4 nidx=null parent=84HF2]
 + Thalamita invicta Thallwitz, 1891 [ACCEPTED SPECIES 9898:55Z5G nidx=null]
Thalamita pelsarti
 - Thalamita pelsarti Montgomery, 1931 [SYNONYM SPECIES 9893:7Z5M8 nidx=null parent=84HD9]
 + Thalamita pelsarti Montgomery, 1931 [ACCEPTED SPECIES 9898:7C5DT nidx=null]
Thalamita prymna
 - Thalamita prymna (Herbst, 1803) [SYNONYM SPECIES 9893:7Z5MC nidx=null parent=84HDB]
 + Thalamita prymna (Herbst, 1803) [ACCEPTED SPECIES 9898:55Z6K nidx=null]
Thalamita pseudopelsarti
 - Thalamita pseudopelsarti Crosnier, 2002 [SYNONYM SPECIES 9893:7Z5MD nidx=null parent=84HDC]
 + Thalamita pseudopelsarti Crosnier, 2002 [ACCEPTED SPECIES 9898:55Z6M nidx=null]
Thalamita quadridentata
 - Thalamita quadridentata Dai, Cai & Yang, 1996 [SYNONYM SPECIES 9893:7Z5MG nidx=null parent=84HF4]
 + Thalamita quadridentata Dai, Cai & Yang, 1996 [ACCEPTED SPECIES 9898:55Z6R nidx=null]
Thalamita rubridens
 - Thalamita rubridens Apel & Spiridonov, 1998 [SYNONYM SPECIES 9893:7Z5MH nidx=null parent=84HDD]
 + Thalamita rubridens Apel & Spiridonov, 1998 [ACCEPTED SPECIES 9898:55Z6V nidx=null]
Thalamita sankarankuttyi
 - Thalamita sankarankuttyi Crosnier & Thomassin, 1975 [SYNONYM SPECIES 9893:7Z5MJ nidx=null parent=9G9JW]
 + Thalamita sankarankuttyi Crosnier & Thomassin, 1975 [ACCEPTED SPECIES 9898:55Z6W nidx=null]
Thalamita spinicarpa
 - Thalamita spinicarpa Wee & Ng, 1995 [SYNONYM SPECIES 9893:7Z5MK nidx=null parent=84HDF]
 + Thalamita spinicarpa Wee & Ng, 1995 [ACCEPTED SPECIES 9898:55Z76 nidx=null]
Thalamita spinimana
 - Thalamita spinimana Dana, 1852 [SYNONYM SPECIES 9893:7Z5ML nidx=null parent=84HDG]
 + Thalamita spinimana Dana, 1852 [ACCEPTED SPECIES 9898:55Z78 nidx=null]
Thalamita squamosa
 - Thalamita squamosa Stephenson & Hudson, 1957 [SYNONYM SPECIES 9893:7Z5MN nidx=null parent=84HF7]
 + Thalamita squamosa Stephenson & Hudson, 1957 [ACCEPTED SPECIES 9898:7BTGB nidx=null]
Thalamita taprobanica
 - Thalamita taprobanica Alcock, 1899 [SYNONYM SPECIES 9893:7Z5MR nidx=null parent=84HF8]
 + Thalamita taprobanica Alcock, 1899 [ACCEPTED SPECIES 9898:7C5GB nidx=null]
Thalamita tenuipes
 - Thalamita tenuipes Borradaile, 1902 [SYNONYM SPECIES 9893:7Z5MS nidx=null parent=84HDJ]
 + Thalamita tenuipes Borradaile, 1902 [ACCEPTED SPECIES 9898:55Z7F nidx=null]
Thalamita williami
 - Thalamita williami Spiridonov, 2017 [SYNONYM SPECIES 9893:7Z5MV nidx=null parent=84HDK]
 + Thalamita williami Spiridonov, 2017 [ACCEPTED SPECIES 9898:55Z7K nidx=null]
Thalamonyx gracilipes
 - Thalamonyx gracilipes A. Milne-Edwards, 1873 [ACCEPTED SPECIES 9893:7Z5MY nidx=null]
 + Thalamonyx gracilipes A. Milne-Edwards, 1873 [SYNONYM SPECIES 9898:7BTGC nidx=null parent=55Z53]
Thaliacea
 - Thaliacea [ACCEPTED CLASS 9893:JL nidx=null]
 + Thaliacea Van der Haeven, 1850 [ACCEPTED CLASS 9898:B8VDG nidx=null]
Thamnasteria
 - Thamnasteria LeSauvage, 1823 [ACCEPTED GENUS 9893:85JJT nidx=null]
 - Thamnasteria LeSauvage, 1823 [PROVISIONALLY_ACCEPTED GENUS 9893:8G23B nidx=null]
 + Thamnasteria Le Sauvage, 1823 [ACCEPTED GENUS 9898:B93VB nidx=null]
 + Thamnasteria Le Sauvage, 1823 [PROVISIONALLY_ACCEPTED GENUS 9898:B93VC nidx=null]
Thamnasteria lamourouxii
 - Thamnasteria lamourouxii Lesauvage, 1823 [SYNONYM SPECIES 9893:8KQSF nidx=null parent=8K4HZ]
 + Thamnasteria lamourouxii Le Sauvage, 1823 [SYNONYM SPECIES 9898:BCJK7 nidx=null parent=8K4HZ]
 + Thamnasteria lamourouxii Le Sauvage, 1824 [ACCEPTED SPECIES 9898:BCJK8 nidx=null]
Thamnotettix tornellus
 - Thamnotettix tornellus (Zetterstedt, 1828) [SYNONYM SPECIES 9893:B8KN5 nidx=null parent=X2RW]
 + Thamnotettix tornellus (Zetterstedt, 1828) [SYNONYM SPECIES 9898:BCML3 nidx=null parent=X2RW]
Thelecarcinus
 - Thelecarcinus Böhm, 1922 [ACCEPTED GENUS 9893:9WXLR nidx=null]
 + Thelecarcinus Böhm, 1891 [ACCEPTED GENUS 9898:BBQ2Q nidx=null]
Thelecarcinus guembeli
 - Thelecarcinus guembeli Böhm, 1922 [ACCEPTED SPECIES 9893:9WY3P nidx=null]
 + Thelecarcinus guembeli Böhm, 1891 [ACCEPTED SPECIES 9898:BCJKW nidx=null]
Thelepus vaughani
 - Thelepus vaughani Gravier, 1906 [ACCEPTED SPECIES 9893:5687V nidx=null]
 + Thelepus vaughani Gravier, 1905 [ACCEPTED SPECIES 9898:BBNK6 nidx=null]
Thermosbaenacea
 - Thermosbaenacea [ACCEPTED ORDER 9893:483 nidx=null]
 + Thermosbaenacea Monod, 1927 [ACCEPTED ORDER 9898:B8VDR nidx=null]
Thysanophora pruinosa
 - Thysanophora pruinosa (L. Pfeiffer, 1852) [ACCEPTED SPECIES 9893:7TCNQ nidx=null]
 + Thysanophora pruinosa (Reeve, 1852) [ACCEPTED SPECIES 9898:BCJMX nidx=null]
Thysanophora santanaensis
 - Thysanophora santanaensis (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7TCNR nidx=null]
 + Thysanophora santanaensis (Reeve, 1854) [ACCEPTED SPECIES 9898:BCJMY nidx=null]
Tinocallis ulmi-parvifoliae
 - Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 9893:B87WF nidx=null parent=573DS]
 + Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 9898:BBDBX nidx=null parent=573DR]
 + Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 9898:BBDBZ nidx=null parent=573DS]
Tinthia cupreipennis
 - Tinthia cupreipennis (Walker, 1864) [ACCEPTED SPECIES 9893:7CD6P nidx=null]
 + Tinthia cupreipennis (Walker, [1865] ) [ACCEPTED SPECIES 9898:BBDC3 nidx=null]
Tinthia lambornella
 - Tinthia lambornella Durrant, 1913 [SYNONYM SPECIES 9893:98L74 nidx=null parent=7CQ4Z]
 + Tinthia lambornella Durrant, 1914 [SYNONYM SPECIES 9898:BDBWX nidx=null parent=B9BM9]
Tinthia mianjangalica
 - Tinthia mianjangalica La tuvka, 1997 [ACCEPTED SPECIES 9893:98L76 nidx=null]
 + Tinthia mianjangalica Laštuvka, 1997 [ACCEPTED SPECIES 9898:BBDC4 nidx=null]
Tinthia variegata
 - Tinthia variegata Walker, 1864 [SYNONYM SPECIES 9893:98L77 nidx=null parent=96TBG]
 + Tinthia variegata Walker, [1865] [SYNONYM SPECIES 9898:BDBWY nidx=null parent=B9R73]
Tinthia varipes
 - Tinthia varipes Walker, 1864 [ACCEPTED SPECIES 9893:573TG nidx=null]
 + Tinthia varipes Walker, [1865] [ACCEPTED SPECIES 9898:BBDC5 nidx=null]
Tinthiinae
 - Tinthiinae [ACCEPTED SUBFAMILY 9893:93N2V nidx=null]
 + Tinthiinae Le Cerf, 1917 [ACCEPTED SUBFAMILY 9898:B8XCP nidx=null]
Tipulamima flavifrons
 - Tipulamima flavifrons Holland, 1894 [ACCEPTED SPECIES 9893:576Z4 nidx=null]
 + Tipulamima flavifrons Holland, 1893 [ACCEPTED SPECIES 9898:BBDC8 nidx=null]
Tipulamima ivondro
 - Tipulamima ivondro Viette, 1966 [ACCEPTED SPECIES 9893:576Z6 nidx=null]
 + Tipulamima ivondro Viette, [1955] [SYNONYM SPECIES 9898:BBDCC nidx=null parent=BBF3Q]
Tirista argentifrons
 - Tirista argentifrons Walker, 1864 [ACCEPTED SPECIES 9893:5779D nidx=null]
 + Tirista argentifrons Walker, [1865] [ACCEPTED SPECIES 9898:BBDCF nidx=null]
Toleria abiaeformis
 - Toleria abiaeformis Walker, 1864 [ACCEPTED SPECIES 9893:57BFQ nidx=null]
 + Toleria abiaeformis Walker, [1865] [ACCEPTED SPECIES 9898:BBDD7 nidx=null]
Toleria aegerides
 - Toleria aegerides (Strand, 1915) [ACCEPTED SPECIES 9893:98LCK nidx=null]
 + Toleria aegerides (Strand, [1916] ) [ACCEPTED SPECIES 9898:BBDD8 nidx=null]
Toleria sinensis
 - Toleria sinensis (Walker, 1864) [ACCEPTED SPECIES 9893:57BFR nidx=null]
 + Toleria sinensis (Walker, [1865] ) [ACCEPTED SPECIES 9898:BBDDB nidx=null]
Tornatella cinerea
 - Tornatella cinerea (R. B. Watson, 1883) [SYNONYM SPECIES 9893:7CHF3 nidx=null parent=4QJCQ]
 + Tornatella cinerea (R. B. Watson, 1884) [SYNONYM SPECIES 9898:BCJRT nidx=null parent=4QJCQ]
Tortrix galiana
 - Tortrix galiana Stephens, 1834 [SYNONYM SPECIES 9893:93RDQ nidx=null parent=FCFV]
 + Tortrix galiana Curtis, 1829 [SYNONYM SPECIES 9898:BCPHP nidx=null parent=FCFV]
Tracheoniscus ratzeburgii
 - Tracheoniscus ratzeburgii [SYNONYM SPECIES 9893:57P9L nidx=null parent=57NMT]
 + Tracheoniscus ratzeburgii (Brandt, 1833) [SYNONYM SPECIES 9898:BCJSG nidx=null parent=5F8H5]
Trapezia rufopunctata f. typica
 - Trapezia rufopunctata f. typica Bouvier, 1915 [SYNONYM FORM 9893:5T3H7 nidx=null parent=57Y2G]
 + Trapezia rufopunctata f. typica Ortmann, 1897 [SYNONYM FORM 9898:BCV88 nidx=null parent=57Y2G]
Trichocerota ruficincta
 - Trichocerota ruficincta Hampson, 1892 [ACCEPTED SPECIES 9893:7D258 nidx=null]
 + Trichocerota ruficincta Hampson, [1893] [ACCEPTED SPECIES 9898:BBDFY nidx=null]
Trichodactyloidea
 - Trichodactyloidea H. Milne Edwards, 1853 [ACCEPTED SUPERFAMILY 9893:7NH2Z nidx=null]
 + Trichodactyloidea H. Milne Edwards, 1853 [ACCEPTED SUPERFAMILY 9898:B8VFK nidx=null]
Tridacnatheres whitei
 - Tridacnatheres whitei (De Man, 1888) [ACCEPTED SPECIES 9893:58NJL nidx=null]
 + Tridacnatheres whitei (De Man, 1887) [ACCEPTED SPECIES 9898:BCJW7 nidx=null]
Trilochana ignicauda
 - Trilochana ignicauda Hampson, 1919 [SYNONYM SPECIES 9893:98MCF nidx=null parent=53H5K]
 + Trilochana ignicauda Hampson, [1893] [SYNONYM SPECIES 9898:BDBZ3 nidx=null parent=BCL3X]
Trochilium alenicum
 - Trochilium alenicum Strand, 1912 [SYNONYM SPECIES 9893:98MK9 nidx=null parent=98C7C]
 + Trochilium alenicum Strand, [1913] [SYNONYM SPECIES 9898:BDBZB nidx=null parent=BBCY3]
Trochomorpha gouldi
 - Trochomorpha gouldi (L. Pfeiffer, 1845) [SYNONYM SPECIES 9893:8VQK9 nidx=null parent=7RDBT]
 + Trochomorpha gouldi (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:BCKHQ nidx=null parent=BBF9Y]
Trochomorpha membranicosta
 - Trochomorpha membranicosta (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:597GW nidx=null]
 + Trochomorpha membranicosta (Reeve, 1854) [ACCEPTED SPECIES 9898:BCKHR nidx=null]
Trochomorpha scytodes
 - Trochomorpha scytodes (L. Pfeiffer, 1855) [ACCEPTED SPECIES 9893:7D7ZP nidx=null]
 + Trochomorpha scytodes (Reeve, 1854) [ACCEPTED SPECIES 9898:BCKHS nidx=null]
Troglocaridicola
 - Troglocaridicola Matjasic, 1958 [ACCEPTED GENUS 9893:7Q5C8 nidx=null]
 + Troglocaridicola Matjašič, 1957 [ACCEPTED GENUS 9898:B922Y nidx=null]
Troglocaridicola capreolaria
 - Troglocaridicola capreolaria Matjasic, 1958 [ACCEPTED SPECIES 9893:598NT nidx=null]
 + Troglocaridicola capreolaria Matjašič, 1957 [ACCEPTED SPECIES 9898:BCKLS nidx=null]
Troglocaridicola cervaria
 - Troglocaridicola cervaria Matjasic, 1958 [ACCEPTED SPECIES 9893:7D824 nidx=null]
 + Troglocaridicola cervaria Matjašič, 1957 [ACCEPTED SPECIES 9898:BBDPC nidx=null]
Troglocaridicola istriana
 - Troglocaridicola istriana Matjasic, 1958 [ACCEPTED SPECIES 9893:598NW nidx=null]
 + Troglocaridicola istriana Matjašič, 1957 [ACCEPTED SPECIES 9898:BCKLT nidx=null]
Troglocaridicola kirkensis
 - Troglocaridicola kirkensis Matjasic, 1958 [ACCEPTED SPECIES 9893:598NX nidx=null]
 + Troglocaridicola kirkensis Matjašič, 1957 [ACCEPTED SPECIES 9898:BCKLV nidx=null]
Troglocaridicola maxima
 - Troglocaridicola maxima Matjasic, 1958 [ACCEPTED SPECIES 9893:598NZ nidx=null]
 + Troglocaridicola maxima Matjašič, 1957 [ACCEPTED SPECIES 9898:BCKLW nidx=null]
Troglocaridicola spelaeocaridicola
 - Troglocaridicola spelaeocaridicola Matjasic, 1958 [ACCEPTED SPECIES 9893:598P3 nidx=null]
 + Troglocaridicola spelaeocaridicola Matjašič, 1957 [ACCEPTED SPECIES 9898:BCKLX nidx=null]
Trogloplacinae
 - Trogloplacinae Guinot, 1986 [ACCEPTED SUBFAMILY 9893:847KF nidx=null]
 + Trogloplacinae Guinot, 1986 [ACCEPTED SUBFAMILY 9898:B8V49 nidx=null]
Tropidophora sowerbyi
 - Tropidophora sowerbyi (L. Pfeiffer, 1846) [ACCEPTED SPECIES 9893:7TGGD nidx=null]
 + Tropidophora sowerbyi (L. Pfeiffer, 1847) [ACCEPTED SPECIES 9898:BCKM6 nidx=null]
Tropidophora tricarinata var. campanulata
 - Tropidophora tricarinata var. campanulata (L. Pfeiffer, 1846) [SYNONYM VARIETY 9893:7V9SK nidx=null parent=59C9Q]
 + Tropidophora tricarinata var. campanulata (L. Pfeiffer, 1847) [SYNONYM VARIETY 9898:BCTPD nidx=null parent=59C9Q]
Troya riveti
 - Troya riveti Roewer, 1914 [ACCEPTED SPECIES 9893:7Z6KN nidx=null]
 + Troya riveti Roewer, 1923 [ACCEPTED SPECIES 9898:BCQPH nidx=null]
Tuberculatus
 - Tuberculatus [ACCEPTED SUBGENUS 9893:B6S86 nidx=null]
 + Tuberculatus [SYNONYM GENUS 9898:B923T nidx=null parent=8R326]
 + Tuberculatus [SYNONYM GENUS 9898:B923V nidx=null parent=8QWYD]
Turritella (Protoma) bartelmaica
 - Turritella (Protoma) bartelmaica Hilber, 1892 [SYNONYM SPECIES 9893:B6J8W nidx=null parent=B4J8P]
 + Turritella (Protoma) bartelmaica Hilber, 1893 [SYNONYM SPECIES 9898:BDHWD nidx=null parent=B4J8P]
Typhlotanais macrocephalus
 - Typhlotanais macrocephalus [SYNONYM SPECIES 9893:7DCJG nidx=null parent=3ZVTF]
 + Typhlotanais macrocephalus Hansen, 1913 [SYNONYM SPECIES 9898:BCKXZ nidx=null parent=3ZVTF]
Tyrictaca postcristatum
 - Tyrictaca postcristatum (Hampson, 1892) [ACCEPTED SPECIES 9893:9GZTS nidx=null]
 + Tyrictaca postcristatum (Hampson, [1893] ) [ACCEPTED SPECIES 9898:BDC29 nidx=null]
Uca rosea
 - Uca rosea (Tweedie, 1837) [SYNONYM SPECIES 9893:8N92W nidx=null parent=7CXLC]
 + Uca rosea (Tweedie, 1937) [SYNONYM SPECIES 9898:BCKYL nidx=null parent=7CXLC]
Unio (Crassiana) fusculus
 - Unio (Crassiana) fusculus Ziegler, 1835 [SYNONYM SPECIES 9893:7TJBF nidx=null parent=7DLCV]
 + Unio (Crassiana) fusculus Rossmässler, 1835 [SYNONYM SPECIES 9898:BCKZP nidx=null parent=7DLCV]
Unio fusculus
 - Unio fusculus Ziegler, 1835 [SYNONYM SPECIES 9893:7DL5V nidx=null parent=7DLCV]
 + Unio fusculus Rossmässler, 1835 [SYNONYM SPECIES 9898:BCKZN nidx=null parent=7DLCV]
Uroleucon (Uroleucon)
 - Uroleucon (Uroleucon) Mordvilko, 1914 [ACCEPTED SUBGENUS 9893:9XBGC nidx=null]
 + Uroleucon (Uroleucon) Mordvilko, 1914 [ACCEPTED SUBGENUS 9898:B8VQ3 nidx=null]
Vespaegeria typica
 - Vespaegeria typica Strand, 1912 [ACCEPTED SPECIES 9893:7G2SQ nidx=null]
 + Vespaegeria typica Strand, [1913] [SYNONYM SPECIES 9898:BCRJQ nidx=null parent=BBCHM]
Vespericolini
 - Vespericolini K. C. Emberton, 1995 [ACCEPTED TRIBE 9893:7NYMK nidx=null]
 + Vespericolini K. C. Emberton, 1994 [ACCEPTED TRIBE 9898:B8XCQ nidx=null]
Viridotheres kupang
 - Viridotheres kupang Ahyong, 2018 [ACCEPTED SPECIES 9893:84GD9 nidx=null]
 + Viridotheres kupang Ahyong, 2019 [ACCEPTED SPECIES 9898:BCLCY nidx=null]
Vitrinoconus cyathus
 - Vitrinoconus cyathus (L. Pfeiffer, 1845) [ACCEPTED SPECIES 9893:7TM87 nidx=null]
 + Vitrinoconus cyathus (L. Pfeiffer, 1846) [ACCEPTED SPECIES 9898:BCLF4 nidx=null]
Vitrioconus cyathus
 - Vitrioconus cyathus (L. Pfeiffer, 1845) [SYNONYM SPECIES 9893:7TMB4 nidx=null parent=7TM87]
 + Vitrioconus cyathus (L. Pfeiffer, 1846) [SYNONYM SPECIES 9898:BCLF5 nidx=null parent=BCLF4]
Waisiuconcha
 - Waisiuconcha Beets, 1942 [ACCEPTED GENUS 9893:7PL22 nidx=null]
 + Waisiuconcha Beets, 1943 [ACCEPTED GENUS 9898:B925S nidx=null]
Waisiuconcha alberdinae
 - Waisiuconcha alberdinae Beets, 1942 [ACCEPTED SPECIES 9893:7FT6F nidx=null]
 + Waisiuconcha alberdinae Beets, 1943 [ACCEPTED SPECIES 9898:BCLG5 nidx=null]
Wayampia guayaquilensis
 - Wayampia guayaquilensis (L. Pfeiffer, 1852) [SYNONYM SPECIES 9893:7TN53 nidx=null parent=7T4DY]
 + Wayampia guayaquilensis (Reeve, 1852) [SYNONYM SPECIES 9898:BCLG8 nidx=null parent=BCFNR]
Wiedemannia
 - Wiedemannia [ACCEPTED SUBGENUS 9893:B6S9W nidx=null]
 + Wiedemannia [ACCEPTED GENUS 9898:B925T nidx=null]
 + Wiedemannia [ACCEPTED SUBGENUS 9898:B925V nidx=null]
Withersella crepitans
 - Withersella crepitans [ACCEPTED SPECIES 9893:B23GH nidx=null]
 + Withersella crepitans Wright & Collins, 1972 [ACCEPTED SPECIES 9898:BCLKH nidx=null]
Xanthandrus
 - Xanthandrus [ACCEPTED SUBGENUS 9893:B6S9Z nidx=null]
 + Xanthandrus [ACCEPTED GENUS 9898:B925Y nidx=null]
 + Xanthandrus [ACCEPTED SUBGENUS 9898:B925Z nidx=null]
Xanthasia whitei
 - Xanthasia whitei De Man, 1888 [SYNONYM SPECIES 9893:5C4PV nidx=null parent=58NJL]
 + Xanthasia whitei De Man, 1887 [SYNONYM SPECIES 9898:BCRND nidx=null parent=BCJW7]
Xanthias lividus
 - Xanthias lividus (Lamarck, 1818) [SYNONYM SPECIES 9893:84GDD nidx=null parent=3QXQG]
 + Xanthias lividus (Latreille in Milbert, 1812) [SYNONYM SPECIES 9898:BCLKS nidx=null parent=3QXQG]
Xanthoidea
 - Xanthoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9893:7NFRX nidx=null]
 + Xanthoidea MacLeay, 1838 [ACCEPTED SUPERFAMILY 9898:B8VFL nidx=null]
Xenobrochus naudei
 - Xenobrochus naudei Hiller, 1986 [ACCEPTED SPECIES 9893:5C9HF nidx=null]
 + Xenobrochus naudei Hiller, 1994 [ACCEPTED SPECIES 9898:B8VRW nidx=null]
Zoantharia
 - Zoantharia [ACCEPTED ORDER 9893:4C3 nidx=null]
 + Zoantharia Gray, 1832 [ACCEPTED ORDER 9898:B8V85 nidx=null]
Zosimus
 - Zosimus Leach, 1818 [ACCEPTED GENUS 9893:92QV7 nidx=null]
 + Zosimus Leach in Desmarest, 1823 [ACCEPTED GENUS 9898:7Q6ZJ nidx=null]