Acanthobothrium cestraciontis
 - Acanthobothrium cestraciontis Yamaguti, 1934 [ACCEPTED SPECIES 286246:8TWT nidx=null]
 + Acanthobothrium cestraciontis Yamaguti, 1959 [SYNONYM SPECIES 287332:BY3GP nidx=null parent=8TWS]
Acanthochiton kimberi yallingupensis
 - Acanthochiton kimberi yallingupensis Ashby, 1924 [SYNONYM SUBSPECIES 286246:7TPCF nidx=null parent=64DSR]
 + Acanthochiton kimberi yallingupensis Ashby, 1926 [SYNONYM SUBSPECIES 287332:BXZZ5 nidx=null parent=64DSR]
Acanthochitona hirudiniformis peruviana
 - Acanthochitona hirudiniformis peruviana Leloup, 1941 [SYNONYM SUBSPECIES 286246:8SXT9 nidx=null parent=69PGS]
 + Acanthochitona hirudiniformis peruviana Leloup, 1941 [ACCEPTED SUBSPECIES 287332:7GJV7 nidx=null]
Achatina vittata
 - Achatina vittata Swainson, 1840 [SYNONYM SPECIES 286246:7PSNK nidx=null parent=7RWHT]
 + Achatina vittata Swainson, 1822 [SYNONYM SPECIES 287332:BY3N4 nidx=null parent=BYD39]
Acontia (Acontia) opalinoides
 - Acontia (Acontia) opalinoides Guenée, 1852 [ACCEPTED SPECIES 286246:BJGWJ nidx=null]
 + Acontia (Acontia) opalinoides Guenée, 1852 [ACCEPTED SPECIES 287332:BY3SG nidx=null]
Acteocina isselii
 - Acteocina isselii (Pilsbry, 1893) [ACCEPTED SPECIES 286246:9SGQ nidx=null]
 + Acteocina isselii (Pilsbry, 1895) [ACCEPTED SPECIES 287332:BY3X3 nidx=null]
Actinopterygii
 - Actinopterygii [ACCEPTED GIGACLASS 286246:8VR36 nidx=null]
 + Actinopterygii [ACCEPTED CLASS 287332:BXVWV nidx=null]
Acyrthosiphon (Acyrthosiphon) cyparissiae
 - Acyrthosiphon (Acyrthosiphon) cyparissiae (Koch, 1855) [ACCEPTED SPECIES 286246:9WHG nidx=null]
 + Acyrthosiphon (Acyrthosiphon) cyparissiae (Koch, 1855) [ACCEPTED SPECIES 287332:BY3Y5 nidx=null]
Acyrthosiphon (Acyrthosiphon) euphorbiae
 - Acyrthosiphon (Acyrthosiphon) euphorbiae Börner, 1940 [ACCEPTED SPECIES 286246:9WHR nidx=null]
 + Acyrthosiphon (Acyrthosiphon) euphorbiae Börner, 1940 [ACCEPTED SPECIES 287332:BY3Y7 nidx=null]
Acyrthosiphon (Acyrthosiphon) hissaricum
 - Acyrthosiphon (Acyrthosiphon) hissaricum [ACCEPTED SPECIES 286246:BWHM5 nidx=null]
 + Acyrthosiphon (Acyrthosiphon) hissaricum [ACCEPTED SPECIES 287332:BY3YJ nidx=null]
Acyrthosiphon (Acyrthosiphon) papaverinum
 - Acyrthosiphon (Acyrthosiphon) papaverinum [ACCEPTED SPECIES 286246:9WJY nidx=null]
 + Acyrthosiphon (Acyrthosiphon) papaverinum [ACCEPTED SPECIES 287332:BY3YS nidx=null]
Acyrthosiphon (Acyrthosiphon) primulae
 - Acyrthosiphon (Acyrthosiphon) primulae [ACCEPTED SPECIES 286246:BVBKG nidx=null]
 + Acyrthosiphon (Acyrthosiphon) primulae [ACCEPTED SPECIES 287332:BXY4V nidx=null]
Acyrthosiphon (Acyrthosiphon) salviae
 - Acyrthosiphon (Acyrthosiphon) salviae Nevsky, 1929 [AMBIGUOUS_SYNONYM SPECIES 286246:BWHMK nidx=null parent=7GWTF]
 + Acyrthosiphon (Acyrthosiphon) salviae Nevsky, 1929 [AMBIGUOUS_SYNONYM SPECIES 287332:BY3YW nidx=null parent=3R9M7]
Adelges (Cholodkovskya) viridanus
 - Adelges (Cholodkovskya) viridanus (Cholodkovsky, 1896) [ACCEPTED SPECIES 286246:652ZL nidx=null]
 + Adelges (Cholodkovskya) viridanus (Cholodkovsky, 1896) [ACCEPTED SPECIES 287332:BY3ZJ nidx=null]
Agabiformius obtusus
 - Agabiformius obtusus (Budde-Lund, 1908) [ACCEPTED SPECIES 286246:BJHRB nidx=null]
 + Agabiformius obtusus (Budde-Lund, 1909) [ACCEPTED SPECIES 287332:65J49 nidx=null]
Agapanthia villoso-viridescens
 - Agapanthia villoso-viridescens [SYNONYM SPECIES 286246:BWHR5 nidx=null parent=65KW3]
 + Agapanthia villoso-viridescens [SYNONYM SPECIES 287332:BY43Z nidx=null parent=65KW3]
Agelas mauritiana var. oxeata
 - Agelas mauritiana var. oxeata Lévi, 1961 [SYNONYM VARIETY 286246:857PJ nidx=null parent=85L82]
 + Agelas mauritiana var. oxeata [SYNONYM VARIETY 287332:BYNWT nidx=null parent=BY45F]
Agelas oxeata
 - Agelas oxeata Lévi, 1961 [ACCEPTED SPECIES 286246:85L82 nidx=null]
 + Agelas oxeata [ACCEPTED SPECIES 287332:BY45D nidx=null]
 + Agelas oxeata Samaai, Pillay & Janson, 2019 [ACCEPTED SPECIES 287332:BY45F nidx=null]
Agnara awaensis
 - Agnara awaensis Nunomura, 1999 [SYNONYM SPECIES 286246:65T73 nidx=null parent=5TT79]
 + Agnara awaensis (Nunomura, 1987) [SYNONYM SPECIES 287332:BXWHV nidx=null parent=5TT79]
Agonum brunneus
 - Agonum brunneus (Letzner, 1852) unavailable name [SYNONYM SPECIES 286246:BVGBZ nidx=null parent=664T3]
 + Agonum brunneus (Letzner, 1852) [SYNONYM SPECIES 287332:BY45W nidx=null parent=664T3]
Aiceona (Aiceona) paraosugii
 - Aiceona (Aiceona) paraosugii Ghosh, Ghosh & Raychaudhuri, 1971 [ACCEPTED SPECIES 286246:BC3L nidx=null]
 + Aiceona (Aiceona) paraosugii Ghosh, Ghosh & Raychaudhuri, 1971 [ACCEPTED SPECIES 287332:BY48N nidx=null]
Aiceona (Aiceona) siamensis
 - Aiceona (Aiceona) siamensis [ACCEPTED SPECIES 286246:BWHWT nidx=null]
 + Aiceona (Aiceona) siamensis [ACCEPTED SPECIES 287332:B6T3P nidx=null]
Amazilia saucerrottei warscewiczi
 - Amazilia saucerrottei warscewiczi (Cabanis & Heine, 1860) [SYNONYM SUBSPECIES 286246:BX5BV nidx=null parent=BNZP7]
 + Amazilia saucerrottei warscewiczi (Cabanis & Heine, 1860) [SYNONYM SUBSPECIES 287332:BYNZT nidx=null parent=BNZP7]
Amphibulima patula
 - Amphibulima patula (Bruguière, 1792) [ACCEPTED SPECIES 286246:8GSN4 nidx=null]
 + Amphibulima patula (Bruguière, 1789) [ACCEPTED SPECIES 287332:BY4R7 nidx=null]
Amphibulima patula patula
 - Amphibulima patula patula (Bruguière, 1792) [ACCEPTED SUBSPECIES 286246:8HB3P nidx=null]
 + Amphibulima patula patula (Bruguière, 1789) [ACCEPTED SUBSPECIES 287332:BYP6K nidx=null]
Amphipoea flavo
 - Amphipoea flavo Tutt, 1891 [AMBIGUOUS_SYNONYM SPECIES 286246:9HMX6 nidx=null parent=D4WP]
 + Amphipoea flavo Tutt [AMBIGUOUS_SYNONYM SPECIES 287332:BYGHV nidx=null parent=D4WL]
 + Amphipoea flavo Tutt [AMBIGUOUS_SYNONYM SPECIES 287332:BYGHW nidx=null parent=D4WL]
 + Amphipoea flavo Tutt, 1891 [AMBIGUOUS_SYNONYM SPECIES 287332:BYGHX nidx=null parent=D4WP]
 + Amphipoea flavo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 287332:BYGHY nidx=null parent=D4WL]
 + Amphipoea flavo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 287332:BYGHZ nidx=null parent=92STR]
 + Amphipoea flavo Burrows [AMBIGUOUS_SYNONYM SPECIES 287332:BYGJ2 nidx=null parent=D4WG]
 + Amphipoea flavo Burrows [AMBIGUOUS_SYNONYM SPECIES 287332:BYGJ3 nidx=null parent=D4WG]
 + Amphipoea flavo Burrows [AMBIGUOUS_SYNONYM SPECIES 287332:BYGJ4 nidx=null parent=D4WG]
Ancilus
 - Ancilus O. F. Müller, 1773 [SYNONYM GENUS 286246:BG6ZX nidx=null parent=7NP3B]
 + Ancilus [sic] [SYNONYM GENUS 287332:BYFGP nidx=null parent=7NP3B]
Ancorina nanosclera
 - Ancorina nanosclera Lévi, 1967 [ACCEPTED SPECIES 286246:DNB8 nidx=null]
 + Ancorina nanosclera Van Soest, 2024 [ACCEPTED SPECIES 287332:BY4VK nidx=null]
Anilocra alloceraea
 - Anilocra alloceraea Koelbel, 1878 [ACCEPTED SPECIES 286246:B9434 nidx=null]
 + Anilocra alloceraea Koelbel, 1879 [ACCEPTED SPECIES 287332:5V29D nidx=null]
Anoecia (Anoecia) cornimaris
 - Anoecia (Anoecia) cornimaris Bozhko, 1957 [ACCEPTED SPECIES 286246:BSVG5 nidx=null]
 + Anoecia (Anoecia) cornimaris Bozhko, 1957 [ACCEPTED SPECIES 287332:8P5FQ nidx=null]
Anomalosipho
 - Anomalosipho [Dall, 1916] [SYNONYM GENUS 286246:BG75S nidx=null parent=7NQ3T]
 + Anomalosipho [sic] [SYNONYM GENUS 287332:BYFGW nidx=null parent=7NQ3T]
Anomia fufana
 - Anomia fufana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6C8J nidx=null]
 + Anomia fufana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYGJT nidx=null]
Anticoma menchutkinae
 - Anticoma menchutkinae Platonova, 1979 [ACCEPTED SPECIES 286246:8G3PS nidx=null]
 + Anticoma menchutkinae Platonova, 1988 [ACCEPTED SPECIES 287332:BY4ZT nidx=null]
Anuraphis (Macchiatiella) prunicola
 - Anuraphis (Macchiatiella) prunicola (Kaltenbach, 1843) [AMBIGUOUS_SYNONYM SPECIES 286246:BWJR9 nidx=null parent=7GLDH]
 + Anuraphis (Macchiatiella) prunicola (Kaltenbach, 1843) [AMBIGUOUS_SYNONYM SPECIES 287332:BY52S nidx=null parent=7GLDH]
 + Anuraphis (Macchiatiella) prunicola (Kaltenbach, 1843) [AMBIGUOUS_SYNONYM SPECIES 287332:BY52V nidx=null parent=6929D]
Aphelenchoides hylastophilus
 - Aphelenchoides hylastophilus [ACCEPTED SPECIES 286246:BXQ56 nidx=null]
 + Aphelenchoides hylastophilus (Fuchs, 1930) [SYNONYM SPECIES 287332:BYWSY nidx=null parent=BYRSW]
Aphis (Aphis) abnobae
 - Aphis (Aphis) abnobae [ACCEPTED SPECIES 286246:BSVPK nidx=null]
 + Aphis (Aphis) abnobae [ACCEPTED SPECIES 287332:9HJNF nidx=null]
Aphis (Aphis) aceroides
 - Aphis (Aphis) aceroides [ACCEPTED SPECIES 286246:BWJVT nidx=null]
 + Aphis (Aphis) aceroides [ACCEPTED SPECIES 287332:BY56B nidx=null]
Aphis (Aphis) alienus
 - Aphis (Aphis) alienus [ACCEPTED SPECIES 286246:BVH7S nidx=null]
 + Aphis (Aphis) alienus [ACCEPTED SPECIES 287332:FDRN nidx=null]
Aphis (Aphis) brachysiphon
 - Aphis (Aphis) brachysiphon [ACCEPTED SPECIES 286246:BSVM5 nidx=null]
 + Aphis (Aphis) brachysiphon [ACCEPTED SPECIES 287332:BJJJB nidx=null]
Aphis (Aphis) bupleuri-sensoriata
 - Aphis (Aphis) bupleuri-sensoriata Bozhko, 1959 [ACCEPTED SPECIES 286246:BWJSG nidx=null]
 + Aphis (Aphis) bupleuri-sensoriata Bozhko, 1959 [ACCEPTED SPECIES 287332:BY53X nidx=null]
Aphis (Aphis) chloris
 - Aphis (Aphis) chloris Koch, 1854 [ACCEPTED SPECIES 286246:BWCZ3 nidx=null]
 + Aphis (Aphis) chloris Koch, 1854 [ACCEPTED SPECIES 287332:BXY88 nidx=null]
Aphis (Aphis) cichorea
 - Aphis (Aphis) cichorea [ACCEPTED SPECIES 286246:BVH88 nidx=null]
 + Aphis (Aphis) cichorea [ACCEPTED SPECIES 287332:BY544 nidx=null]
Aphis (Aphis) coprosmae
 - Aphis (Aphis) coprosmae [ACCEPTED SPECIES 286246:BWCZH nidx=null]
 + Aphis (Aphis) coprosmae [ACCEPTED SPECIES 287332:5VLKL nidx=null]
Aphis (Aphis) cytisorum
 - Aphis (Aphis) cytisorum Hartig, 1841 [ACCEPTED SPECIES 286246:FDV6 nidx=null]
 + Aphis (Aphis) cytisorum Hartig, 1841 [ACCEPTED SPECIES 287332:BY54H nidx=null]
Aphis (Aphis) dilepha
 - Aphis (Aphis) dilepha [ACCEPTED SPECIES 286246:BVHC3 nidx=null]
 + Aphis (Aphis) dilepha [ACCEPTED SPECIES 287332:BY572 nidx=null]
Aphis (Aphis) dolichii
 - Aphis (Aphis) dolichii [ACCEPTED SPECIES 286246:BVH8M nidx=null]
 + Aphis (Aphis) dolichii [ACCEPTED SPECIES 287332:BY54J nidx=null]
Aphis (Aphis) ecballii
 - Aphis (Aphis) ecballii [ACCEPTED SPECIES 286246:BSVMS nidx=null]
 + Aphis (Aphis) ecballii [ACCEPTED SPECIES 287332:BFN5Q nidx=null]
Aphis (Aphis) exsors
 - Aphis (Aphis) exsors [ACCEPTED SPECIES 286246:FDW5 nidx=null]
 + Aphis (Aphis) exsors [ACCEPTED SPECIES 287332:BY54P nidx=null]
Aphis (Aphis) farinosa
 - Aphis (Aphis) farinosa Gmelin, 1790 [ACCEPTED SPECIES 286246:FDW7 nidx=null]
 + Aphis (Aphis) farinosa Gmelin, 1790 [ACCEPTED SPECIES 287332:BY54R nidx=null]
Aphis (Aphis) forbesi
 - Aphis (Aphis) forbesi Weed, 1889 [ACCEPTED SPECIES 286246:BSSZW nidx=null]
 + Aphis (Aphis) forbesi Weed, 1889 [ACCEPTED SPECIES 287332:FDWD nidx=null]
Aphis (Aphis) intybi
 - Aphis (Aphis) intybi Koch, 1855 [ACCEPTED SPECIES 286246:FDYB nidx=null]
 + Aphis (Aphis) intybi Koch, 1855 [ACCEPTED SPECIES 287332:BY559 nidx=null]
Aphis (Aphis) khrulevae
 - Aphis (Aphis) khrulevae Stekolshchikov & Buga, 2018 [ACCEPTED SPECIES 286246:8QVG4 nidx=null]
 + Aphis (Aphis) khrulevae Stekolshchikov & Buga, 2018 [ACCEPTED SPECIES 287332:BY584 nidx=null]
Aphis (Aphis) lupuli
 - Aphis (Aphis) lupuli [ACCEPTED SPECIES 286246:BSVNS nidx=null]
 + Aphis (Aphis) lupuli [ACCEPTED SPECIES 287332:BMPTT nidx=null]
Aphis (Aphis) ogilviei
 - Aphis (Aphis) ogilviei [ACCEPTED SPECIES 286246:BSVPX nidx=null]
 + Aphis (Aphis) ogilviei [ACCEPTED SPECIES 287332:BFN6B nidx=null]
Aphis (Aphis) pavlovskii
 - Aphis (Aphis) pavlovskii [ACCEPTED SPECIES 286246:BFN6G nidx=null]
 + Aphis (Aphis) pavlovskii [ACCEPTED SPECIES 287332:BY56Y nidx=null]
Aphis (Aphis) radicum
 - Aphis (Aphis) radicum [ACCEPTED SPECIES 286246:BVHDN nidx=null]
 + Aphis (Aphis) radicum [ACCEPTED SPECIES 287332:8R2RJ nidx=null]
Aphis (Aphis) rubiae
 - Aphis (Aphis) rubiae [ACCEPTED SPECIES 286246:BSVQT nidx=null]
 + Aphis (Aphis) rubiae [ACCEPTED SPECIES 287332:BFN6P nidx=null]
Aphis (Aphis) rubicolens
 - Aphis (Aphis) rubicolens [ACCEPTED SPECIES 286246:BVHCP nidx=null]
 + Aphis (Aphis) rubicolens [ACCEPTED SPECIES 287332:B3P3W nidx=null]
Aphis (Aphis) rumicis
 - Aphis (Aphis) rumicis Linnaeus, 1758 [ACCEPTED SPECIES 286246:67LP2 nidx=null]
 + Aphis (Aphis) rumicis Linnaeus, 1758 [ACCEPTED SPECIES 287332:BY57N nidx=null]
Aphis (Aphis) stachydis
 - Aphis (Aphis) stachydis [ACCEPTED SPECIES 286246:67LPF nidx=null]
 + Aphis (Aphis) stachydis [ACCEPTED SPECIES 287332:BY586 nidx=null]
Aphis (Aphis) tanacenti
 - Aphis (Aphis) tanacenti [ACCEPTED SPECIES 286246:8QY4W nidx=null]
 + Aphis (Aphis) tanacenti [ACCEPTED SPECIES 287332:BY598 nidx=null]
Aphis (Aphis) toriliae
 - Aphis (Aphis) toriliae [ACCEPTED SPECIES 286246:BFN6R nidx=null]
 + Aphis (Aphis) toriliae [ACCEPTED SPECIES 287332:BY58S nidx=null]
Aphis (Aphis) uvae-ursi
 - Aphis (Aphis) uvae-ursi Ossiannilsson, 1959 [ACCEPTED SPECIES 286246:67NF6 nidx=null]
 + Aphis (Aphis) uvae-ursi Ossiannilsson, 1959 [ACCEPTED SPECIES 287332:BY58Z nidx=null]
Aphis (Aphis) wellensteini
 - Aphis (Aphis) wellensteini (Börner, 1950) [ACCEPTED SPECIES 286246:BSVSH nidx=null]
 + Aphis (Aphis) wellensteini (Börner, 1950) [ACCEPTED SPECIES 287332:5VNFS nidx=null]
Aphis (Cerosipha) callunae
 - Aphis (Cerosipha) callunae [SYNONYM SPECIES 286246:BWJSJ nidx=null parent=FDT9]
 + Aphis (Cerosipha) callunae [SYNONYM SPECIES 287332:BY53Z nidx=null parent=FDT9]
Aphodius gibbosus
 - Aphodius gibbosus Reiche, 1886 [SYNONYM SPECIES 286246:FHJ8 nidx=null parent=6D3BV]
 + Aphodius gibbosus Reiche, 1869 [SYNONYM SPECIES 287332:BY5BG nidx=null parent=6D3BV]
Apodopsyllus lynceorum
 - Apodopsyllus lynceorum Cottarelli, 1971 [ACCEPTED SPECIES 286246:FS4R nidx=null]
 + Apodopsyllus lynceorum (Cottarelli, 1973) [ACCEPTED SPECIES 287332:BY5DG nidx=null]
Aquilofusus luneburgensis
 - Aquilofusus luneburgensis (R. A. Philippi, 1847) [ACCEPTED SPECIES 286246:87B99 nidx=null]
 + Aquilofusus luneburgensis (R. A. Philippi, 1845) [ACCEPTED SPECIES 287332:BY5FD nidx=null]
Araguanema mutabile
 - Araguanema mutabile Ivanova, 2016 [ACCEPTED SPECIES 286246:9C9BW nidx=null]
 + Araguanema mutabile Ivanova, 2020 [ACCEPTED SPECIES 287332:BYGL4 nidx=null]
Arca (Barbatia) allodebilis
 - Arca (Barbatia) allodebilis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6C8Y nidx=null parent=B6GQG]
 + Arca (Barbatia) allodebilis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYGL6 nidx=null parent=BYGPF]
Archinadata aurivilliusi
 - Archinadata aurivilliusi (Kirby, 1968) [ACCEPTED SPECIES 286246:G9BB nidx=null]
 + Archinadata aurivilliusi (Kiriakoff, 1954) [ACCEPTED SPECIES 287332:BY5FT nidx=null]
Armadillidium bulgaricum
 - Armadillidium bulgaricum Verhoeff, 1908 [ACCEPTED SPECIES 286246:GRCY nidx=null]
 + Armadillidium bulgaricum Frankenberger, 1941 [ACCEPTED SPECIES 287332:BY5HG nidx=null]
Armadillidium espanyoli
 - Armadillidium espanyoli Cruz, 1990 [ACCEPTED SPECIES 286246:67SR5 nidx=null]
 + Armadillidium espanyoli Cruz, 1992 [ACCEPTED SPECIES 287332:BY5H6 nidx=null]
Astenus (Astenopleuritus) marginalis
 - Astenus (Astenopleuritus) marginalis Cameron, 1931 [ACCEPTED SPECIES 286246:BSW5D nidx=null]
 + Astenus (Astenopleuritus) marginalis Cameron, 1931 [ACCEPTED SPECIES 287332:9M3H6 nidx=null]
Asthenotoma epitonica
 - Asthenotoma epitonica (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6DGD nidx=null]
 + Asthenotoma epitonica (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYGNC nidx=null]
Astylozoon piriforme
 - Astylozoon piriforme [ACCEPTED SPECIES 286246:9WNYJ nidx=null]
 + Astylozoon piriforme [ACCEPTED SPECIES 287332:BXYBF nidx=null]
Athysanus (Conosanus) dentatus
 - Athysanus (Conosanus) dentatus Osborn & Ball, 1898 [SYNONYM SPECIES 286246:BVHSR nidx=null parent=9K89Q]
 + Athysanus (Conosanus) dentatus Osborn & Ball, 1898 [SYNONYM SPECIES 287332:BY5NK nidx=null parent=9K89Q]
Atractodes rufipes
 - Atractodes rufipes Forster, 1876 [AMBIGUOUS_SYNONYM SPECIES 286246:BWKDP nidx=null parent=JJLJ]
 + Atractodes rufipes Forster, 1876 [AMBIGUOUS_SYNONYM SPECIES 287332:BY5M2 nidx=null parent=JJLJ]
 + Atractodes rufipes (Forster, 1876) [AMBIGUOUS_SYNONYM SPECIES 287332:BY5M3 nidx=null parent=5VWB2]
Aulacoctena
 - Aulacoctena Mortensen, 1932 [ACCEPTED GENUS 286246:7NQ5C nidx=null]
 + Aulacoctena Mortensen, 1913 [ACCEPTED GENUS 287332:BXY95 nidx=null]
Aulacoctena acuminata
 - Aulacoctena acuminata Mortensen, 1932 [ACCEPTED SPECIES 286246:JQSP nidx=null]
 + Aulacoctena acuminata Mortensen, 1913 [ACCEPTED SPECIES 287332:BY5MR nidx=null]
Aulacorthum (Aulacorthum) flavum
 - Aulacorthum (Aulacorthum) flavum [ACCEPTED SPECIES 286246:BFLV6 nidx=null]
 + Aulacorthum (Aulacorthum) flavum [ACCEPTED SPECIES 287332:BY5MT nidx=null]
Badura
 - Badura Mulsant & Rey, 1873 [SYNONYM GENUS 286246:9JR2W nidx=null parent=9JR2V]
 + Badura Mulsant & Rey, 1873 [SYNONYM GENUS 287332:BXY9F nidx=null parent=9JR2V]
 + Badura Mulsant & Rey, 1874 [SYNONYM GENUS 287332:BXY9G nidx=null parent=9JR2V]
Balantium uncinatum
 - Balantium uncinatum Conti, 1866 [SYNONYM SPECIES 286246:68D4K nidx=null parent=W7DV]
 + Balantium uncinatum Conti, 1864 [SYNONYM SPECIES 287332:BY5R9 nidx=null parent=W7DV]
Bankia (Bankiella) edmondsoni
 - Bankia (Bankiella) edmondsoni Nair, 1956 [SYNONYM SPECIES 286246:9JTDZ nidx=null parent=KKW8]
 + Bankia (Bankiella) edmondsoni Nair, 1954 [SYNONYM SPECIES 287332:BY25Z nidx=null parent=KKW8]
Bankia (Bankiella) indica
 - Bankia (Bankiella) indica Nair, 1956 [SYNONYM SPECIES 286246:9JTF4 nidx=null parent=KKW8]
 + Bankia (Bankiella) indica Nair, 1954 [SYNONYM SPECIES 287332:BY264 nidx=null parent=KKW8]
Bankia (Nausitora) gabrieli
 - Bankia (Nausitora) gabrieli Nair, 1958 [SYNONYM SPECIES 286246:9JTF2 nidx=null parent=45VG9]
 + Bankia (Nausitora) gabrieli Nair, 1955 [SYNONYM SPECIES 287332:BY268 nidx=null parent=45VG9]
Bankia edmondsoni
 - Bankia edmondsoni Nair, 1956 [SYNONYM SPECIES 286246:KKWH nidx=null parent=KKW8]
 + Bankia edmondsoni Nair, 1954 [SYNONYM SPECIES 287332:BY262 nidx=null parent=KKW8]
Bankia gabrieli
 - Bankia gabrieli Nair, 1958 [AMBIGUOUS_SYNONYM SPECIES 286246:KKWN nidx=null parent=45VG9]
 + Bankia gabrieli Nair, 1955 [SYNONYM SPECIES 287332:BY267 nidx=null parent=45VG9]
Bankia indica
 - Bankia indica Nair, 1956 [SYNONYM SPECIES 286246:68CCY nidx=null parent=KKW8]
 + Bankia indica Nair, 1954 [SYNONYM SPECIES 287332:BY263 nidx=null parent=KKW8]
Bankia madrasensis
 - Bankia madrasensis Nair, 1956 [SYNONYM SPECIES 286246:KKX6 nidx=null parent=45VG6]
 + Bankia madrasensis Nair, 1954 [SYNONYM SPECIES 287332:BY5Q8 nidx=null parent=45VG6]
Barbatia allodebilis
 - Barbatia allodebilis (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6GQG nidx=null]
 + Barbatia allodebilis (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYGPF nidx=null]
Bathybembix equatorialis
 - Bathybembix equatorialis (Dall, 1896) [SYNONYM SPECIES 286246:KWNG nidx=null parent=PS5S]
 + Bathybembix equatorialis (Dall, 1908) [SYNONYM SPECIES 287332:BY5S2 nidx=null parent=BY69B]
Bathyctena
 - Bathyctena Mortensen, 1932 [ACCEPTED GENUS 286246:7NQJ8 nidx=null]
 + Bathyctena Mortensen, 1912 [ACCEPTED GENUS 287332:BXY9J nidx=null]
Bathyctenidae
 - Bathyctenidae Mortensen, 1932 () emend. Lindsay & Miyake, 2007 [ACCEPTED FAMILY 286246:7NG4C nidx=null]
 + Bathyctenidae Mortensen, 1913 [ACCEPTED FAMILY 287332:BXXRX nidx=null]
Bathydoris ingolfiana
 - Bathydoris ingolfiana Bergh, 1900 [ACCEPTED SPECIES 286246:9XH2L nidx=null]
 + Bathydoris ingolfiana Bergh, 1899 [ACCEPTED SPECIES 287332:KWWX nidx=null]
Belgrandia bigorriensis
 - Belgrandia bigorriensis Paladilhe, 1869 [SYNONYM SPECIES 286246:7QBCX nidx=null parent=P2SK]
 + Belgrandia bigorriensis Paladilhe, 1869 [ACCEPTED SPECIES 287332:L9YK nidx=null]
Berghia creutzbergi
 - Berghia creutzbergi Er. Marcus & Ev. Marcus, 1971 [ACCEPTED SPECIES 286246:9GNNM nidx=null]
 + Berghia creutzbergi Er. Marcus & Ev. Marcus, 1970 [ACCEPTED SPECIES 287332:LKTV nidx=null]
Bilaterocoenia hexaseptata
 - Bilaterocoenia hexaseptata Morycowa, 1981 [ACCEPTED SPECIES 286246:BT8G4 nidx=null]
 + Bilaterocoenia hexaseptata Morycowa, 1974 [ACCEPTED SPECIES 287332:BBS7M nidx=null]
Bireta (Besaia) dives
 - Bireta (Besaia) dives Kiriakoff, 1962 [SYNONYM SPECIES 286246:BPPPP nidx=null parent=BXP4L]
 + Bireta (Besaia) dives Kiriakoff, 1962 [SYNONYM SPECIES 287332:963PC nidx=null parent=BXP4L]
Bireta (Besaia) yunnana
 - Bireta (Besaia) yunnana Kiriakoff, 1962 [SYNONYM SPECIES 286246:BPPPY nidx=null parent=BXP2Z]
 + Bireta (Besaia) yunnana Kiriakoff, 1962 [SYNONYM SPECIES 287332:963PP nidx=null parent=BXP2Z]
Bombyx (Pania) phantoma
 - Bombyx (Pania) phantoma Dalman, 1823 [SYNONYM SPECIES 286246:BPPRW nidx=null parent=5GCMT]
 + Bombyx (Pania) phantoma Dalman, 1823 [SYNONYM SPECIES 287332:964Q3 nidx=null parent=5GCMT]
Brachycaudus (Brachycaudus) viridanus
 - Brachycaudus (Brachycaudus) viridanus (Nevsky, 1929) [ACCEPTED SPECIES 286246:68PXH nidx=null]
 + Brachycaudus (Brachycaudus) viridanus (Nevsky, 1929) [ACCEPTED SPECIES 287332:BY5Y3 nidx=null]
Brachydontes curvatus
 - Brachydontes curvatus Hedley, 1906 [SYNONYM SPECIES 286246:MW48 nidx=null parent=5WQC4]
 + Brachydontes curvatus (Dunker, 1857) [SYNONYM SPECIES 287332:BY5Y6 nidx=null parent=5WQC4]
Brachyunguis (Brachyunguis) afghanica
 - Brachyunguis (Brachyunguis) afghanica Narzikulov & Umarov, 1972 [ACCEPTED SPECIES 286246:8R28Y nidx=null]
 + Brachyunguis (Brachyunguis) afghanica Narzikulov & Umarov, 1972 [ACCEPTED SPECIES 287332:BY5YY nidx=null]
Bracon rytrensis
 - Bracon rytrensis Fahringer, 1927 [SYNONYM SPECIES 286246:N48Z nidx=null parent=5DP23]
 + Bracon rytrensis Fahringer, 1927 [SYNONYM SPECIES 287332:BY5Z7 nidx=null parent=5DP23]
 + Bracon rytrensis Fahringer, 1928 [AMBIGUOUS_SYNONYM SPECIES 287332:BY5Z8 nidx=null parent=5DP2Y]
Bradya minor
 - Bradya minor Scott T. & Scott A., 1894 [SYNONYM SPECIES 286246:N4V7 nidx=null parent=7WN4L]
 + Bradya minor Scott T. & Scott A., 1896 [SYNONYM SPECIES 287332:BYGT3 nidx=null parent=7WN4L]
Brucetriphora serana
 - Brucetriphora serana (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:5WSNR nidx=null parent=YWG4]
 + Brucetriphora serana (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BY5ZT nidx=null parent=BY7WP]
Buccinum tortuosum
 - Buccinum tortuosum Reeve, 1844 [SYNONYM SPECIES 286246:8YLHL nidx=null parent=XBBY]
 + Buccinum tortuosum Reeve, 1847 [SYNONYM SPECIES 287332:BY633 nidx=null parent=XBBY]
Bulimus patulus
 - Bulimus patulus Bruguière, 1792 [SYNONYM SPECIES 286246:8H99S nidx=null parent=8GSN4]
 + Bulimus patulus Bruguière, 1789 [SYNONYM SPECIES 287332:BY64W nidx=null parent=BY4R7]
Bulla blainvillii
 - Bulla blainvillii Gray, 1847 [SYNONYM SPECIES 286246:9H4DH nidx=null parent=4XFG2]
 + Bulla blainvillii Leach, 1847 [SYNONYM SPECIES 287332:BYGVN nidx=null parent=4XFG2]
Calliactis palliata
 - Calliactis palliata (Fabricius, 1779) [ACCEPTED SPECIES 286246:BDQT3 nidx=null]
 + Calliactis palliata (Müller, 1776) [ACCEPTED SPECIES 287332:BYGVX nidx=null]
Calliostoma alfuricum
 - Calliostoma alfuricum (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6DPG nidx=null]
 + Calliostoma alfuricum (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYGWC nidx=null]
Calliotropis (Solaricida) equatorialis
 - Calliotropis (Solaricida) equatorialis (Dall, 1896) [SYNONYM SPECIES 286246:PS3Y nidx=null parent=PS5S]
 + Calliotropis (Solaricida) equatorialis (Dall, 1908) [SYNONYM SPECIES 287332:BY699 nidx=null parent=BY69B]
Calliotropis equatorialis
 - Calliotropis equatorialis (Dall, 1896) [ACCEPTED SPECIES 286246:PS5S nidx=null]
 + Calliotropis equatorialis (Dall, 1908) [ACCEPTED SPECIES 287332:BY69B nidx=null]
Callista lirevanida
 - Callista lirevanida (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6JCH nidx=null]
 + Callista lirevanida (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYGWD nidx=null]
Callista serana
 - Callista serana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6DTS nidx=null]
 + Callista serana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYGWF nidx=null]
Callistoplax
 - Callistoplax P. P. Carpenter [in Dall], 1882 [ACCEPTED GENUS 286246:9JHXC nidx=null]
 + Callistoplax P. P. Carpenter, 1882 [ACCEPTED GENUS 287332:7NRLN nidx=null]
Canuella canadensis
 - Canuella canadensis Willey, 1923 [ACCEPTED SPECIES 286246:7RWS6 nidx=null]
 + Canuella canadensis Willey, 1923 [SYNONYM SPECIES 287332:QPSM nidx=null parent=YZJD]
Canuella indica
 - Canuella indica Krishnaswamy, 1957 [ACCEPTED SPECIES 286246:7RWS7 nidx=null]
 + Canuella indica Krishnaswamy, 1957 [SYNONYM SPECIES 287332:QPSS nidx=null parent=3PN2F]
Capulus (Capulus) seranus
 - Capulus (Capulus) seranus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CBD nidx=null parent=B6CBC]
 + Capulus (Capulus) seranus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYGY3 nidx=null parent=BYGY2]
Capulus badius
 - Capulus badius Dunker, 1882 [ACCEPTED SPECIES 286246:7QKFJ nidx=null]
 + Capulus badius Dunker, 1882 [SYNONYM SPECIES 287332:699CW nidx=null parent=BZ5BY]
Capulus seranus
 - Capulus seranus P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CBC nidx=null]
 + Capulus seranus P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYGY2 nidx=null]
Carabus viridiobscurus
 - Carabus viridiobscurus (G.Hauser, 1913) unavailable name [AMBIGUOUS_SYNONYM SPECIES 286246:8L8Q5 nidx=null parent=8MJ5Z]
 + Carabus viridiobscurus (G.Hauser, 1914) [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H4 nidx=null parent=8MGG2]
 + Carabus viridiobscurus (G.Hauser, 1914) [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H5 nidx=null parent=8MCMH]
 + Carabus viridiobscurus (G.Hauser, 1913) [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H6 nidx=null parent=8MJ5Z]
Carabus viridis
 - Carabus viridis Letzner, 1849 unavailable name [AMBIGUOUS_SYNONYM SPECIES 286246:BWLGX nidx=null parent=8LQMG]
 + Carabus viridis Letzner, 1849 [AMBIGUOUS_SYNONYM SPECIES 287332:8L8QG nidx=null parent=8LQMG]
 + Carabus viridis Letzner, 1850 [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H7 nidx=null parent=8LVKM]
 + Carabus viridis Letzner, 1850 [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H8 nidx=null parent=8LW3X]
 + Carabus viridis (G.Hauser, 1921) [AMBIGUOUS_SYNONYM SPECIES 287332:BY6H9 nidx=null parent=8MCMH]
Cardiola
 - Cardiola Mulsant & Rey, 1874 [SYNONYM GENUS 286246:BSL7X nidx=null parent=9J9ZK]
 + Cardiola Mulsant & Rey, 1874 [SYNONYM GENUS 287332:9L9Y6 nidx=null parent=9J9ZK]
 + Cardiola Mulsant & Rey, 1875 [SYNONYM GENUS 287332:BXYDM nidx=null parent=9J9ZK]
 + Cardiola Broderip, 1839 [ACCEPTED GENUS 287332:BXYDN nidx=null]
Cardium (Fragum) alfuricum
 - Cardium (Fragum) alfuricum P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CBF nidx=null parent=B54DK]
 + Cardium (Fragum) alfuricum P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYGYF nidx=null parent=BYJ8X]
Cassidea crumena
 - Cassidea crumena Bruguière, 1789 [SYNONYM SPECIES 286246:RMRL nidx=null parent=33H92]
 + Cassidea crumena Bruguière, 1792 [SYNONYM SPECIES 287332:BY6HY nidx=null parent=33H92]
Castrada (Castrada) tripeti
 - Castrada (Castrada) tripeti (Volz, 1898) [ACCEPTED SPECIES 286246:RQSJ nidx=null]
 + Castrada (Castrada) tripeti (Volz, 1898) Luther, 1904 [ACCEPTED SPECIES 287332:BY6J4 nidx=null]
Castrada (Castradella) otophthalma
 - Castrada (Castradella) otophthalma (Plotnikow, 1906) Beklemischev, 1922 [SYNONYM SPECIES 286246:BSX4M nidx=null parent=4CJYR]
 + Castrada (Castradella) otophthalma Plotnikow, 1906 [SYNONYM SPECIES 287332:BY6J8 nidx=null parent=4CJYR]
Cavariella (Cavariella) japonica
 - Cavariella (Cavariella) japonica (Essig & Kuwana, 1918) [ACCEPTED SPECIES 286246:BWLJG nidx=null]
 + Cavariella (Cavariella) japonica (Essig & Kuwana, 1918) [ACCEPTED SPECIES 287332:RXSM nidx=null]
Cavariella (Cavariella) rutila
 - Cavariella (Cavariella) rutila [ACCEPTED SPECIES 286246:B9QDV nidx=null]
 + Cavariella (Cavariella) rutila [ACCEPTED SPECIES 287332:BY6JN nidx=null]
Cavolinia moluccana
 - Cavolinia moluccana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:RYCF nidx=null]
 + Cavolinia moluccana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BY6JQ nidx=null]
Ceratothoa steindachneri
 - Ceratothoa steindachneri Koelbel, 1878 [ACCEPTED SPECIES 286246:B9QRX nidx=null]
 + Ceratothoa steindachneri Koelbel, 1879 [ACCEPTED SPECIES 287332:SQGF nidx=null]
Cercaria incerta
 - Cercaria incerta Faust, 1934 [ACCEPTED SPECIES 286246:9WJDF nidx=null]
 + Cercaria incerta Faust, 1924 [ACCEPTED SPECIES 287332:BYH32 nidx=null]
Cerconeotes japonicus
 - Cerconeotes japonicus Itô Tat, 1968 [ACCEPTED SPECIES 286246:SSX2 nidx=null]
 + Cerconeotes japonicus (Itô, 1968) [ACCEPTED SPECIES 287332:BY6N3 nidx=null]
Cerosipha (Cerosipha) cirsii-oleracei
 - Cerosipha (Cerosipha) cirsii-oleracei Börner, 1932 [SYNONYM SPECIES 286246:BWLPK nidx=null parent=FDTY]
 + Cerosipha (Cerosipha) cirsii-oleracei Börner, 1932 [SYNONYM SPECIES 287332:BY6PJ nidx=null parent=FDTY]
Cerura turbida
 - Cerura turbida Brandt, 1938 [SYNONYM SPECIES 286246:9C5SS nidx=null parent=98S56]
 + Cerura turbida Walker, 1865 [SYNONYM SPECIES 287332:BYH3B nidx=null parent=BZ69D]
Chaetonematinae
 - Chaetonematinae [ACCEPTED SUBFAMILY 286246:8FZH8 nidx=null]
 + Chaetonematinae Gerlach & Riemann, 1974 [ACCEPTED SUBFAMILY 287332:BXWD9 nidx=null]
Chaetosiphon (Pentatrichopus) tetrarhodum
 - Chaetosiphon (Pentatrichopus) tetrarhodum (Walker, 1849) [ACCEPTED SPECIES 286246:BVBXJ nidx=null]
 + Chaetosiphon (Pentatrichopus) tetrarhodum (Walker, 1849) [ACCEPTED SPECIES 287332:69P3C nidx=null]
Chamaesphecia
 - Chamaesphecia Spuler, 1910 [ACCEPTED GENUS 286246:92543 nidx=null]
 + Chamaesphecia [ACCEPTED GENUS 287332:3M2H nidx=null]
Charopinus malleus
 - Charopinus malleus Rudolphi in von Nordmann, 1832 [SYNONYM SPECIES 286246:TPJN nidx=null parent=4NT8B]
 + Charopinus malleus Nordmann, 1832 [SYNONYM SPECIES 287332:BY6QL nidx=null parent=BYJP3]
Chiton cumingii var. rufescens
 - Chiton cumingii var. rufescens G. B. Sowerby II, 1840 [SYNONYM VARIETY 286246:7V5HZ nidx=null parent=69TZP]
 + Chiton cumingii var. rufescens G. B. Sowerby II, 1833 [SYNONYM VARIETY 287332:BYPZ4 nidx=null parent=69TZP]
Chiton flavescens
 - Chiton flavescens P. P. Carpenter, 1867 [SYNONYM SPECIES 286246:7QN9G nidx=null parent=32NRJ]
 + Chiton flavescens P. P. Carpenter, 1857 [SYNONYM SPECIES 287332:BY6SV nidx=null parent=32NRJ]
Chlamys (Aequipecten) subtripartitus
 - Chlamys (Aequipecten) subtripartitus (d'Archiac, 1848) [SYNONYM SPECIES 286246:B4PGM nidx=null parent=BWXFH]
 + Chlamys (Aequipecten) subtripartitus (d'Archiac, 1850) [SYNONYM SPECIES 287332:BYH55 nidx=null parent=BYH54]
Chlamys (Chlamys) biarritzensis var. subtripartitus
 - Chlamys (Chlamys) biarritzensis var. subtripartitus (d'Archiac, 1848) [SYNONYM VARIETY 286246:BXLBX nidx=null parent=BWXFH]
 + Chlamys (Chlamys) biarritzensis var. subtripartitus (d'Archiac, 1850) [SYNONYM VARIETY 287332:BYTCX nidx=null parent=BYH54]
Chlamys (Mimachlamys) gracilisquamosa
 - Chlamys (Mimachlamys) gracilisquamosa P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BM3CM nidx=null parent=B6J72]
 + Chlamys (Mimachlamys) gracilisquamosa P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYH5B nidx=null parent=BYKKY]
Chlamys subtripartita
 - Chlamys subtripartita (d'Archiac, 1848) [ACCEPTED SPECIES 286246:BWXFH nidx=null]
 + Chlamys subtripartita (d'Archiac, 1850) [ACCEPTED SPECIES 287332:BYH54 nidx=null]
Cinara (Cinara) maghrebica
 - Cinara (Cinara) maghrebica Mimeur, 1934 [ACCEPTED SPECIES 286246:BWM58 nidx=null]
 + Cinara (Cinara) maghrebica Mimeur, 1934 [ACCEPTED SPECIES 287332:BY743 nidx=null]
Cinara (Cinara) schimitscheki
 - Cinara (Cinara) schimitscheki Börner, 1940 [ACCEPTED SPECIES 286246:BWB8F nidx=null]
 + Cinara (Cinara) schimitscheki Börner, 1940 [ACCEPTED SPECIES 287332:BXWK3 nidx=null]
Cinara (Cinara) takahashii
 - Cinara (Cinara) takahashii Chakrabarti, Medda & Kanturski, 2020 [ACCEPTED SPECIES 286246:BSXXN nidx=null]
 + Cinara (Cinara) takahashii Chakrabarti, Medda & Kanturski, 2020 [ACCEPTED SPECIES 287332:8QW4F nidx=null]
Cinara (Cupressobium) cupressi
 - Cinara (Cupressobium) cupressi (Buckton, 1881) [ACCEPTED SPECIES 286246:VCYR nidx=null]
 + Cinara (Cupressobium) cupressi (Buckton, 1881) [ACCEPTED SPECIES 287332:BY73P nidx=null]
Circassina mingrelica
 - Circassina mingrelica P. Hesse, 1921 [SYNONYM SPECIES 286246:B79MV nidx=null parent=3QMV5]
 + Circassina mingrelica (P. Hesse, 1918) [SYNONYM SPECIES 287332:BYH62 nidx=null parent=BYCBH]
Clio bellardii
 - Clio bellardii Audenino, 1897 [ACCEPTED SPECIES 286246:5YZF7 nidx=null]
 + Clio bellardii Audenino, 1895 [ACCEPTED SPECIES 287332:BY7BQ nidx=null]
Clio carinata
 - Clio carinata Audenino, 1897 [ACCEPTED SPECIES 286246:W7CJ nidx=null]
 + Clio carinata Audenino, 1895 [ACCEPTED SPECIES 287332:BY7BR nidx=null]
Clio triplicata
 - Clio triplicata Audenino, 1899 [ACCEPTED SPECIES 286246:5YZGH nidx=null]
 + Clio triplicata Audenino, 1895 [ACCEPTED SPECIES 287332:BY7BS nidx=null]
Clossiana freija
 - Clossiana freija (Quensel, 1791) [ACCEPTED SPECIES 286246:WB8G nidx=null]
 + Clossiana freija (Thunberg, 1791) [ACCEPTED SPECIES 287332:BY79D nidx=null]
Columbella (Columbella) sundaica
 - Columbella (Columbella) sundaica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CDJ nidx=null parent=B6CDH]
 + Columbella (Columbella) sundaica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYH6W nidx=null parent=BYH6V]
Columbella sundaica
 - Columbella sundaica P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CDH nidx=null]
 + Columbella sundaica P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYH6V nidx=null]
Colus (Anomalosipho)
 - Colus (Anomalosipho) [Dall, 1916] [SYNONYM SUBGENUS 286246:BG75T nidx=null parent=7NQ3T]
 + Colus (Anomalosipho) [sic] [SYNONYM SUBGENUS 287332:BYFGV nidx=null parent=7NQ3T]
Conus ornatus
 - Conus ornatus Maury, 1919 [AMBIGUOUS_SYNONYM SPECIES 286246:7QT28 nidx=null parent=7QSZN]
 + Conus ornatus Maury, 1917 [SYNONYM SPECIES 287332:BY7V3 nidx=null parent=7QSZN]
Coralliophila (Latimurex)
 - Coralliophila (Latimurex) Coen, 1922 [SYNONYM SUBGENUS 286246:BGVTH nidx=null parent=7NTHX]
 + Coralliophila (Latimurex) [sic] [SYNONYM SUBGENUS 287332:BYG5P nidx=null parent=7NTHX]
Corbula infantula
 - Corbula infantula P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CF3 nidx=null]
 + Corbula infantula P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYH7V nidx=null]
Corbula lamellata
 - Corbula lamellata P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6DMB nidx=null]
 + Corbula lamellata P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYH7W nidx=null]
Costatophora serana
 - Costatophora serana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:YWG4 nidx=null]
 + Costatophora serana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BY7WP nidx=null]
Coullana canadensis
 - Coullana canadensis (Willey, 1923) [SYNONYM SPECIES 286246:7SNTS nidx=null parent=7RWS6]
 + Coullana canadensis (Willey, 1923) [ACCEPTED SPECIES 287332:YZJD nidx=null]
Crocodylia
 - Crocodylia [ACCEPTED CLASS 286246:329 nidx=null]
 + Crocodylia [ACCEPTED ORDER 287332:BXVY5 nidx=null]
Crotalus viridis viridis
 - Crotalus viridis viridis (Rafinesque, 1818) [SYNONYM INFRASPECIFIC_NAME 286246:89GRJ nidx=null parent=ZPDQ]
 + Crotalus viridis viridis (Rafinesque, 1818) [SYNONYM INFRASPECIFIC_NAME 287332:BYDZC nidx=null parent=ZPDQ]
Cryptobias ocellata
 - Cryptobias ocellata Dohrn, 1879 [SYNONYM SPECIES 286246:BMV4X nidx=null parent=BJMKB]
 + Cryptobias ocellata Dohrn, 1879 [SYNONYM SPECIES 287332:BY85T nidx=null parent=BJMKB]
Cryptomyzus (Cryptomyzus) alboapicalis
 - Cryptomyzus (Cryptomyzus) alboapicalis [ACCEPTED SPECIES 286246:BWNDF nidx=null]
 + Cryptomyzus (Cryptomyzus) alboapicalis [ACCEPTED SPECIES 287332:BY853 nidx=null]
Custiphorus vesiculosus
 - Custiphorus vesiculosus Deshayes, 1864 [SYNONYM SPECIES 286246:32MKC nidx=null parent=PRBF]
 + Custiphorus vesiculosus Deshayes, 1853 [SYNONYM SPECIES 287332:BY889 nidx=null parent=PRBF]
Cyclocibicides vermiculatus
 - Cyclocibicides vermiculatus (d'Orbigny, 1826) [ACCEPTED SPECIES 286246:6BSDQ nidx=null]
 + Cyclocibicides vermiculatus (d'Orbigny, 1826) [ACCEPTED SPECIES 287332:BXYT9 nidx=null]
Cyclodontina gemellata
 - Cyclodontina gemellata (Ancey, 1904) [ACCEPTED SPECIES 286246:7QWST nidx=null]
 + Cyclodontina gemellata (Ancey, 1901) [ACCEPTED SPECIES 287332:BY86L nidx=null]
Cycloidura venosa
 - Cycloidura venosa (Stebbing, 1876) [SYNONYM SPECIES 286246:6C5Q2 nidx=null parent=5D9CT]
 + Cycloidura venosa (Stebbing, 1874) [SYNONYM SPECIES 287332:BY895 nidx=null parent=BXZXR]
Cyclops stuhlmanni
 - Cyclops stuhlmanni Mrázek, 1895 [SYNONYM SPECIES 286246:32WBY nidx=null parent=9XKRB]
 + Cyclops stuhlmanni Mrázek, 1898 [SYNONYM SPECIES 287332:BY89L nidx=null parent=BY9LC]
Cyclostrema martini
 - Cyclostrema martini P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6GSZ nidx=null]
 + Cyclostrema martini P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHCF nidx=null]
Cyclotheca
 - Cyclotheca [SYNONYM GENUS 286246:BF3N4 nidx=null parent=7NV4V]
 + Cyclotheca [sic] [SYNONYM GENUS 287332:BXX5M nidx=null parent=7NV4V]
Cyclura venosa
 - Cyclura venosa Stebbing, 1876 [SYNONYM SPECIES 286246:32YTT nidx=null parent=5D9CT]
 + Cyclura venosa Stebbing, 1874 [SYNONYM SPECIES 287332:BY2HG nidx=null parent=BXZXR]
Cydippe ovum
 - Cydippe ovum Fabr. Mörch. [SYNONYM SPECIES 286246:32ZCH nidx=null parent=73B28]
 + Cydippe ovum (Fabricius, 1780) [SYNONYM SPECIES 287332:BY8BC nidx=null parent=73B28]
Cydippe pileus
 - Cydippe pileus Müll. Mörch. [SYNONYM SPECIES 286246:32ZCJ nidx=null parent=77S47]
 + Cydippe pileus (Müller, 1776) [SYNONYM SPECIES 287332:BY2HH nidx=null parent=77S47]
Cylichna botella
 - Cylichna botella P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CFH nidx=null]
 + Cylichna botella P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHCH nidx=null]
Cylichna serana
 - Cylichna serana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6DYW nidx=null]
 + Cylichna serana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHCJ nidx=null]
Cylichna teschi
 - Cylichna teschi P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6FMV nidx=null]
 + Cylichna teschi P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHCK nidx=null]
Cylisticus ciscaucasius
 - Cylisticus ciscaucasius Borutzky, 1977 [SYNONYM SPECIES 286246:334LX nidx=null parent=4DJCH]
 - Cylisticus ciscaucasius Borutzky, 1977 [PROVISIONALLY_ACCEPTED SPECIES 286246:BFV2F nidx=null]
 + Cylisticus ciscaucasius Borutzky, 1961 [SYNONYM SPECIES 287332:BY892 nidx=null parent=4DJCH]
 + Cylisticus ciscaucasius Borutzky, 1961 [PROVISIONALLY_ACCEPTED SPECIES 287332:BY893 nidx=null]
Cylisticus urartuensis
 - Cylisticus urartuensis Borutzky, 1961 [SYNONYM SPECIES 286246:334NJ nidx=null parent=4DJCQ]
 + Cylisticus urartuensis Borutzky, 1970 [SYNONYM SPECIES 287332:BY894 nidx=null parent=4DJCQ]
Cymbiola monocoronata
 - Cymbiola monocoronata (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:336MW nidx=null]
 + Cymbiola monocoronata (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BY8BY nidx=null]
Cymodocella georgiana
 - Cymodocella georgiana Walker, 1901 [ACCEPTED SPECIES 286246:337QY nidx=null]
 + Cymodocella georgiana Pfeffer, 1887 [SYNONYM SPECIES 287332:BY8C2 nidx=null parent=337R9]
Cypraea (Cypraea) fufana
 - Cypraea (Cypraea) fufana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CFL nidx=null parent=B6CFK]
 + Cypraea (Cypraea) fufana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYHCS nidx=null parent=BYHCT]
Cypraea adansoni
 - Cypraea adansoni P. Fischer, 1884 [SYNONYM SPECIES 286246:7QZ4S nidx=null parent=4NVM5]
 + Cypraea adansoni [sic] [SYNONYM SPECIES 287332:BY8CN nidx=null parent=4NVM5]
Cypraea fufana
 - Cypraea fufana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CFK nidx=null]
 + Cypraea fufana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHCT nidx=null]
Cytherea (Callista) lirevanida
 - Cytherea (Callista) lirevanida P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6GXW nidx=null parent=B6JCH]
 + Cytherea (Callista) lirevanida P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYHD6 nidx=null parent=BYGWD]
Cytherea (Callista) serana
 - Cytherea (Callista) serana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6FRS nidx=null parent=B6DTS]
 + Cytherea (Callista) serana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYHD7 nidx=null parent=BYGWF]
Cytherea (Lioconcha) supralaevis
 - Cytherea (Lioconcha) supralaevis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CFP nidx=null parent=B6D9T]
 + Cytherea (Lioconcha) supralaevis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYHD9 nidx=null parent=BYK97]
Cythereis bicornis
 - Cythereis bicornis [ACCEPTED SPECIES 286246:8VJWB nidx=null]
 + Cythereis bicornis Israelsky, 1929 [PROVISIONALLY_ACCEPTED SPECIES 287332:BY8F2 nidx=null]
Cytheropteron jonesanum
 - Cytheropteron jonesanum [ACCEPTED SPECIES 286246:85Q87 nidx=null]
 + Cytheropteron jonesanum Coryell, 1963 [ACCEPTED SPECIES 287332:BY8FS nidx=null]
Dactynotus (Dactynotus) cirsii
 - Dactynotus (Dactynotus) cirsii (Linnaeus, 1758) [SYNONYM SPECIES 286246:BWNPB nidx=null parent=7DTZT]
 + Dactynotus (Dactynotus) cirsii (Linnaeus, 1758) [SYNONYM SPECIES 287332:BY8G7 nidx=null parent=7DTZT]
Dactynotus (Dactynotus) monticolum
 - Dactynotus (Dactynotus) monticolum (Takahashi, 1935) [SYNONYM SPECIES 286246:BWNPG nidx=null parent=7DVTJ]
 + Dactynotus (Dactynotus) monticolum (Takahashi, 1935) [SYNONYM SPECIES 287332:BY8GB nidx=null parent=7DVTJ]
Dactynotus (Ulomelan) lactucicola
 - Dactynotus (Ulomelan) lactucicola [AMBIGUOUS_SYNONYM SPECIES 286246:BWNPM nidx=null parent=BBFGL]
 + Dactynotus (Ulomelan) lactucicola [AMBIGUOUS_SYNONYM SPECIES 287332:BY8GJ nidx=null parent=7J6HR]
 + Dactynotus (Ulomelan) lactucicola [AMBIGUOUS_SYNONYM SPECIES 287332:BY8GK nidx=null parent=BBFGL]
Defrancia luteofasciata
 - Defrancia luteofasciata F. W. Hutton, 1881 [SYNONYM SPECIES 286246:6CGZJ nidx=null parent=46HWQ]
 + Defrancia luteofasciata (Reeve, 1845) [SYNONYM SPECIES 287332:BY8J5 nidx=null parent=46HWQ]
Defrancia malayana
 - Defrancia malayana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CG4 nidx=null]
 + Defrancia malayana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHG6 nidx=null]
Delachauxiella dadayi
 - Delachauxiella dadayi Brehm, 1936 [SYNONYM SPECIES 286246:6CHWK nidx=null parent=JN4P]
 + Delachauxiella dadayi (Chappuis, 1924) [SYNONYM SPECIES 287332:BY8JT nidx=null parent=JN4P]
Dermatobranchus albopunctulatus
 - Dermatobranchus albopunctulatus Baba, 1949 [ACCEPTED SPECIES 286246:34WV7 nidx=null]
 + Dermatobranchus albopunctulatus Baba, 1976 [ACCEPTED SPECIES 287332:BY8GP nidx=null]
Desmia intermicalus
 - Desmia intermicalus Druce [SYNONYM SPECIES 286246:BMQHW nidx=null parent=3529V]
 + Desmia intermicalus Druce [SYNONYM SPECIES 287332:BY8HJ nidx=null parent=3529V]
Dicranoura
 - Dicranoura R.L. [Reichenbach], 1817 [SYNONYM GENUS 286246:BSF6D nidx=null parent=9273L]
 + Dicranoura Reichenbach, 1817 [SYNONYM GENUS 287332:BYFLW nidx=null parent=BXYPW]
Dicranura
 - Dicranura R.L. [Reichenbach], 1817 [ACCEPTED GENUS 286246:9273L nidx=null]
 + Dicranura Reichenbach, 1817 [ACCEPTED GENUS 287332:BXYPW nidx=null]
Diestramima (Diestramima) himalayana
 - Diestramima (Diestramima) himalayana (Griffini, 1914) [ACCEPTED SPECIES 286246:8PYBN nidx=null]
 + Diestramima (Diestramima) himalayana (Griffini, 1914) [ACCEPTED SPECIES 287332:362LB nidx=null]
Dilacra (Dralica)
 - Dilacra (Dralica) Mulsant & Rey, 1874 [SYNONYM SUBGENUS 286246:9LLBH nidx=null parent=9JJS4]
 + Dilacra (Dralica) Mulsant & Rey, 1874 [SYNONYM SUBGENUS 287332:BY36Y nidx=null parent=9JJS4]
 + Dilacra (Dralica) Mulsant & Rey, 1875 [SYNONYM SUBGENUS 287332:BY36Z nidx=null parent=9JJS4]
Diodora listeri
 - Diodora listeri (d'Orbigny, 1847) [ACCEPTED SPECIES 286246:6D7BX nidx=null]
 + Diodora listeri (d'Orbigny, 1850) [ACCEPTED SPECIES 287332:BY8N9 nidx=null]
Diorchis diorchis
 - Diorchis diorchis Burt & McLaughlin, 1975 [SYNONYM SPECIES 286246:9F8L5 nidx=null parent=9F8L3]
 + Diorchis diorchis "Baer, 1962" of Burt & McLaughlin (1975) [SYNONYM SPECIES 287332:BYHJ8 nidx=null parent=9F8L3]
Dorcadion (Cribridorcadion) koechlini
 - Dorcadion (Cribridorcadion) koechlini Pic, 1898 [ACCEPTED SPECIES 286246:6DGPZ nidx=null]
 + Dorcadion (Cribridorcadion) koechlini Pic, 1898 [ACCEPTED SPECIES 287332:BY8XX nidx=null]
Dosinia meridionalis
 - Dosinia meridionalis Ihering, 1907 [ACCEPTED SPECIES 286246:9J83Z nidx=null]
 + Dosinia meridionalis Ihering, 1897 [ACCEPTED SPECIES 287332:BYHLC nidx=null]
Dosinia steinmanni
 - Dosinia steinmanni P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CGR nidx=null]
 + Dosinia steinmanni P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHLD nidx=null]
Drepana x z nigrum
 - Drepana x z nigrum Bryk, 1942 [SYNONYM SPECIES 286246:BWXVP nidx=null parent=96M54]
 + Drepana x z nigrum Bryk, 1942 [SYNONYM SPECIES 287332:BYHLH nidx=null parent=96M54]
Drillia serana
 - Drillia serana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CGS nidx=null]
 + Drillia serana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYHLL nidx=null]
Drupa vitiensis
 - Drupa vitiensis Pilsbry, 1918 [SYNONYM SPECIES 286246:37T99 nidx=null parent=6DLWZ]
 + Drupa vitiensis (Pilsbry, 1921) [SYNONYM SPECIES 287332:BY93P nidx=null parent=6DLWZ]
Dysaphis (Dysaphis) apiifolia
 - Dysaphis (Dysaphis) apiifolia (Theobald, 1923) [ACCEPTED SPECIES 286246:386VD nidx=null]
 + Dysaphis (Dysaphis) apiifolia (Theobald, 1923) [ACCEPTED SPECIES 287332:BXYR6 nidx=null]
Dysaphis (Dysaphis) brancoi
 - Dysaphis (Dysaphis) brancoi (Börner, 1950) [ACCEPTED SPECIES 286246:386VJ nidx=null]
 + Dysaphis (Dysaphis) brancoi (Börner, 1950) [ACCEPTED SPECIES 287332:BY95F nidx=null]
Dysaphis (Dysaphis) malidauci
 - Dysaphis (Dysaphis) malidauci [ACCEPTED SPECIES 286246:386WL nidx=null]
 + Dysaphis (Dysaphis) malidauci [ACCEPTED SPECIES 287332:BY95P nidx=null]
Dysaphis (Dysaphis) mordvilkoi
 - Dysaphis (Dysaphis) mordvilkoi [ACCEPTED SPECIES 286246:BFW8G nidx=null]
 + Dysaphis (Dysaphis) mordvilkoi [ACCEPTED SPECIES 287332:BY95S nidx=null]
Dysaphis (Dysaphis) physocaulis
 - Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 286246:BWPB3 nidx=null]
 + Dysaphis (Dysaphis) physocaulis [ACCEPTED SPECIES 287332:BY8YL nidx=null]
Dysaphis (Dysaphis) tschildarensis
 - Dysaphis (Dysaphis) tschildarensis Daniyarova, 1975 [ACCEPTED SPECIES 286246:8P9CY nidx=null]
 + Dysaphis (Dysaphis) tschildarensis Daniyarova, 1975 [ACCEPTED SPECIES 287332:BY962 nidx=null]
Dysaphis (Dysaphis) unicauli
 - Dysaphis (Dysaphis) unicauli [ACCEPTED SPECIES 286246:386XK nidx=null]
 + Dysaphis (Dysaphis) unicauli [ACCEPTED SPECIES 287332:BY963 nidx=null]
Eccliseogyra laxatoides
 - Eccliseogyra laxatoides Kuroda, 1995 [SYNONYM SPECIES 286246:7R5YF nidx=null parent=32WY3]
 + Eccliseogyra laxatoides (T. Nakayama, 1995) [SYNONYM SPECIES 287332:BY982 nidx=null parent=32WY3]
Echinogammarus bosnensis
 - Echinogammarus bosnensis S. Karaman, 1930 [SYNONYM SPECIES 286246:BFWFC nidx=null parent=B7RPP]
 + Echinogammarus bosnensis (S. Karaman, 1934) [SYNONYM SPECIES 287332:BY98B nidx=null parent=B7RPP]
Echinogammarus pugentiformis
 - Echinogammarus pugentiformis Schäferna, 1920 [SYNONYM SPECIES 286246:BFWFK nidx=null parent=B7RNV]
 + Echinogammarus pugentiformis (Schäferna, 1923) [SYNONYM SPECIES 287332:BY98C nidx=null parent=B7RNV]
Ecregma
 - Ecregma Walker, 1858 [SYNONYM GENUS 286246:95JV2 nidx=null parent=92BBH]
 + Ecregma Walker, 1857 [SYNONYM GENUS 287332:BYFPL nidx=null parent=92BBH]
Ektaphelenchoides
 - Ektaphelenchoides [ACCEPTED GENUS 286246:99TZZ nidx=null]
 + Ektaphelenchoides Baujard, 1984 [ACCEPTED GENUS 287332:BXWD8 nidx=null]
Emertonia andeep
 - Emertonia andeep (Veit-Kohler, 2004) [SYNONYM SPECIES 286246:7VW3M nidx=null parent=7WTD6]
 + Emertonia andeep (Veit-Köhler, 2004) [ACCEPTED SPECIES 287332:6F6QX nidx=null]
Emertonia major
 - Emertonia major (Nicholls, 1939) [SYNONYM SPECIES 286246:7VW3N nidx=null parent=7VK4G]
 + Emertonia major (Nicholls, 1939) [ACCEPTED SPECIES 287332:39GNH nidx=null]
Emertonia pontica
 - Emertonia pontica Serban, 1959 [SYNONYM SPECIES 286246:7VW3P nidx=null parent=7WTD8]
 + Emertonia pontica (Şerban, 1959) [ACCEPTED SPECIES 287332:39GNR nidx=null]
Emertonia schminkei
 - Emertonia schminkei (Veit-Köhler & Drewes, 2009) [SYNONYM SPECIES 286246:7VW3Q nidx=null parent=7WTD9]
 + Emertonia schminkei (Veit-Köhler & Drewes, 2009) [ACCEPTED SPECIES 287332:39GNX nidx=null]
Enallothecidea pygmaea
 - Enallothecidea pygmaea (Baker, 1983) [ACCEPTED SPECIES 286246:BTQRF nidx=null]
 + Enallothecidea pygmaea (Moore, 1861) [ACCEPTED SPECIES 287332:BYRTB nidx=null]
Eoradiolites corrugatus
 - Eoradiolites corrugatus Petuch, 1988 [ACCEPTED SPECIES 286246:9GDXX nidx=null]
 + Eoradiolites corrugatus Davis-Strickland, 1988 [ACCEPTED SPECIES 287332:BYHQY nidx=null]
Epistauropus
 - Epistauropus [ACCEPTED GENUS 286246:633Z4 nidx=null]
 + Epistauropus Gaede, 1930 [ACCEPTED GENUS 287332:BXYVC nidx=null]
Eriosoma (Schizoneura) ulmi
 - Eriosoma (Schizoneura) ulmi [AMBIGUOUS_SYNONYM SPECIES 286246:BWPSY nidx=null parent=3B6C8]
 + Eriosoma (Schizoneura) ulmi [AMBIGUOUS_SYNONYM SPECIES 287332:BY9FR nidx=null parent=8P9NH]
 + Eriosoma (Schizoneura) ulmi [AMBIGUOUS_SYNONYM SPECIES 287332:BY9FS nidx=null parent=3B6C8]
 + Eriosoma (Schizoneura) ulmi (Linnaeus, 1758) [AMBIGUOUS_SYNONYM SPECIES 287332:BY9FT nidx=null parent=7H3K8]
Eucyclops (Mrazekicyclops) stuhlmanni
 - Eucyclops (Mrazekicyclops) stuhlmanni (Mrazek, 1895) [ACCEPTED SPECIES 286246:9XKRB nidx=null]
 + Eucyclops (Mrazekicyclops) stuhlmanni (Mrazek, 1898) [ACCEPTED SPECIES 287332:BY9LC nidx=null]
Eucyclops stuhlmanni
 - Eucyclops stuhlmanni (Mrázek, 1895) [SYNONYM SPECIES 286246:7ZGBX nidx=null parent=9XKRB]
 - Eucyclops stuhlmanni (Mrázek, 1895) [PROVISIONALLY_ACCEPTED SPECIES 286246:BFXFK nidx=null]
 + Eucyclops stuhlmanni (Mrázek, 1898) [PROVISIONALLY_ACCEPTED SPECIES 287332:BY9LB nidx=null]
 + Eucyclops stuhlmanni (Mrázek, 1898) [SYNONYM SPECIES 287332:BY9LD nidx=null parent=BY9LC]
Eucyclops stuhlmanni stuhlmanni
 - Eucyclops stuhlmanni stuhlmanni (Mrázek, 1895) [SYNONYM SUBSPECIES 286246:8FTXS nidx=null parent=9XKRB]
 + Eucyclops stuhlmanni stuhlmanni (Mrázek, 1898) [SYNONYM SUBSPECIES 287332:BYPKL nidx=null parent=BY9LC]
Eudiaptomus amurensis
 - Eudiaptomus amurensis (Rylov, 1918) [SYNONYM SPECIES 286246:7W3ZT nidx=null parent=47BLJ]
 + Eudiaptomus amurensis (Rylov, 1922) [SYNONYM SPECIES 287332:BY9LK nidx=null parent=BYFVT]
Euharpyia bipunctata
 - Euharpyia bipunctata Bryk, 1953 [ACCEPTED SPECIES 286246:6H7NB nidx=null]
 + Euharpyia bipunctata (Dukinfield Jones, 1912) [ACCEPTED SPECIES 287332:BY9MD nidx=null]
Euliamaustra
 - Euliamaustra Laseron, 1955 [SYNONYM GENUS 286246:BGDDT nidx=null parent=7P8N7]
 + Euliamaustra [sic] [SYNONYM GENUS 287332:BYFPT nidx=null parent=7P8N7]
Eurystheus triodon
 - Eurystheus triodon Schellenberg, 1931 [SYNONYM SPECIES 286246:7ZK99 nidx=null parent=3F845]
 + Eurystheus triodon Schellenberg, 1926 [SYNONYM SPECIES 287332:BY2NP nidx=null parent=3F845]
Euthriofusus wanneri
 - Euthriofusus wanneri P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CH3 nidx=null]
 + Euthriofusus wanneri P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYJ7Y nidx=null]
Fissurella listeri
 - Fissurella listeri d'Orbigny, 1847 [SYNONYM SPECIES 286246:94LR7 nidx=null parent=6D7BX]
 + Fissurella listeri d'Orbigny, 1850 [SYNONYM SPECIES 287332:BYJ8P nidx=null parent=BY8N9]
Fragum alfuricum
 - Fragum alfuricum (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B54DK nidx=null]
 + Fragum alfuricum (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYJ8X nidx=null]
Fusus inferus
 - Fusus inferus F. W. Hutton, 1878 [SYNONYM SPECIES 286246:6K5LP nidx=null parent=7FZWV]
 + Fusus inferus F. W. Hutton, 1873 [SYNONYM SPECIES 287332:BY9X2 nidx=null parent=7FZWV]
Fusus luneburgensis
 - Fusus luneburgensis R. A. Philippi, 1847 [SYNONYM SPECIES 286246:8V344 nidx=null parent=87B99]
 + Fusus luneburgensis R. A. Philippi, 1845 [SYNONYM SPECIES 287332:BY9X3 nidx=null parent=BY5FD]
Galumna (Galumna) lyrica
 - Galumna (Galumna) lyrica (Jacot, 1935) [ACCEPTED SPECIES 286246:8SZJN nidx=null]
 + Galumna (Galumna) lyrica (Jacot, 1935) [ACCEPTED SPECIES 287332:3F79R nidx=null]
Galumna (Neogalumna) araujoi
 - Galumna (Neogalumna) araujoi Pérez-Íñigo & Baggio, 1994 [ACCEPTED SPECIES 286246:8SZJ8 nidx=null]
 + Galumna (Neogalumna) araujoi Pérez-Íñigo & Baggio, 1994 [ACCEPTED SPECIES 287332:3F772 nidx=null]
Gammarus (Parhomoeogammarus) lusitanus
 - Gammarus (Parhomoeogammarus) lusitanus Schellenberg, 1943 [SYNONYM SPECIES 286246:BWB94 nidx=null parent=B7NHC]
 + Gammarus (Parhomoeogammarus) lusitanus Schellenberg, 1943 [SYNONYM SPECIES 287332:BXWKN nidx=null parent=B7NHC]
Gammarus elki
 - Gammarus elki Shoemaker, 1940 [SYNONYM SPECIES 286246:3F8BR nidx=null parent=3F8FX]
 + Gammarus elki Reimer, 1969 [SYNONYM SPECIES 287332:BY9XB nidx=null parent=3F8FX]
Garreta basilewskyi
 - Garreta basilewskyi (Balthasar, 1964) [ACCEPTED SPECIES 286246:3FBNS nidx=null]
 + Garreta basilewskyi (Balthasar, 1961) [ACCEPTED SPECIES 287332:BY9XK nidx=null]
Gelyellidae
 - Gelyellidae Huys, 1988 [ACCEPTED FAMILY 286246:7NHMZ nidx=null]
 + Gelyellidae Rouch & Lescher-Moutoué, 1977 [ACCEPTED FAMILY 287332:BXXT3 nidx=null]
Glabella ansonae
 - Glabella ansonae Clover, 1976 [ACCEPTED SPECIES 286246:3G46Q nidx=null]
 + Glabella ansonae Clover, 1974 [ACCEPTED SPECIES 287332:BYB2Y nidx=null]
Glacies tenuifasciata
 - Glacies tenuifasciata Wehrli, 1920 [AMBIGUOUS_SYNONYM SPECIES 286246:BWYMD nidx=null parent=942FX]
 + Glacies tenuifasciata Wehrli, 1921 [AMBIGUOUS_SYNONYM SPECIES 287332:BYJCY nidx=null parent=942FW]
 + Glacies tenuifasciata Wehrli, 1920 [AMBIGUOUS_SYNONYM SPECIES 287332:BYJCZ nidx=null parent=942FX]
Glyphidia
 - Glyphidia Schmidt, 1862 [SYNONYM GENUS 286246:95KB4 nidx=null parent=929PK]
 + Glyphidia Boisduval, 1828 [SYNONYM GENUS 287332:BYFQG nidx=null parent=929PK]
Glyptamoda orta
 - Glyptamoda orta Iredale, 1914 [SYNONYM SPECIES 286246:8VC24 nidx=null parent=BSBNL]
 + Glyptamoda orta Iredale, 1944 [SYNONYM SPECIES 287332:BY2R3 nidx=null parent=BSBNL]
Gnathiphimedia pacifica
 - Gnathiphimedia pacifica K.H. Barnard, 1930 [SYNONYM SPECIES 286246:3GLFV nidx=null parent=3GLFW]
 + Gnathiphimedia pacifica (Stebbing, 1883) [SYNONYM SPECIES 287332:BY2R5 nidx=null parent=3GLFW]
Gonoclostera trimonides
 - Gonoclostera trimonides Matsumura, 1905 [SYNONYM SPECIES 286246:96ZSQ nidx=null parent=3GYB6]
 + Gonoclostera trimonides Bremer, 1861 [SYNONYM SPECIES 287332:BYJDP nidx=null parent=3GYB6]
Greenidea (Greenidea) decaspermi
 - Greenidea (Greenidea) decaspermi [ACCEPTED SPECIES 286246:BFQVM nidx=null]
 + Greenidea (Greenidea) decaspermi [ACCEPTED SPECIES 287332:BYB2J nidx=null]
Greenidea (Trichosiphon)
 - Greenidea (Trichosiphon) Pergande, 1906 [SYNONYM INFRAGENERIC_NAME 286246:8QSLS nidx=null parent=8NNWX]
 + Greenidea (Trichosiphon) Pergande, 1906 [SYNONYM INFRAGENERIC_NAME 287332:BXXVY nidx=null parent=8NNWX]
Greenidea (Trichosiphum) nigra
 - Greenidea (Trichosiphum) nigra (Maki, 1917) [ACCEPTED SPECIES 286246:8NPPP nidx=null]
 + Greenidea (Trichosiphum) nigra (Maki, 1917) [ACCEPTED SPECIES 287332:BYBC6 nidx=null]
Greenidea (Trichosiphum) okajimai
 - Greenidea (Trichosiphum) okajimai [ACCEPTED SPECIES 286246:BFYNS nidx=null]
 + Greenidea (Trichosiphum) okajimai [ACCEPTED SPECIES 287332:BYBC9 nidx=null]
Grossuana euxina euxina
 - Grossuana euxina euxina (A. J. Wagner, 1928) [ACCEPTED SUBSPECIES 286246:8P7VP nidx=null]
 + Grossuana euxina euxina (A. J. Wagner, 1928) [SYNONYM SUBSPECIES 287332:7K5ZR nidx=null parent=6L4BH]
Grossuana serbica
 - Grossuana serbica Radoman, 1973 [SYNONYM SPECIES 286246:8HVBB nidx=null parent=7H7PV]
 + Grossuana serbica Radoman, 1973 [ACCEPTED SPECIES 287332:6KSBF nidx=null]
Gryllacris (Gryllacris) sirambeica litoralis
 - Gryllacris (Gryllacris) sirambeica litoralis Karny, 1930 [ACCEPTED SUBSPECIES 286246:8PM2S nidx=null]
 + Gryllacris (Gryllacris) sirambeica litoralis Karny, 1930 [ACCEPTED SUBSPECIES 287332:5HJYZ nidx=null]
Gryllus hispanicus
 - Gryllus hispanicus (Rambur, 1838) [AMBIGUOUS_SYNONYM SPECIES 286246:BWQY7 nidx=null parent=96YG]
 + Gryllus hispanicus Rambur, 1838 [AMBIGUOUS_SYNONYM SPECIES 287332:BYBDD nidx=null parent=9H2V9]
 + Gryllus hispanicus (Rambur, 1838) [AMBIGUOUS_SYNONYM SPECIES 287332:BYBDF nidx=null parent=96YG]
Gymnopleurus (Garreta) basilewskyi
 - Gymnopleurus (Garreta) basilewskyi Balthasar, 1964 [SYNONYM SPECIES 286246:3HTKD nidx=null parent=3FBNS]
 + Gymnopleurus (Garreta) basilewskyi Balthasar, 1961 [SYNONYM SPECIES 287332:BYBFT nidx=null parent=BY9XK]
Gyraulus (Gyraulus) acronicus
 - Gyraulus (Gyraulus) acronicus (J. B. Férussac, 1807) [SYNONYM SPECIES 286246:3HYC4 nidx=null parent=3HYFR]
 + Gyraulus (Gyraulus) acronicus (A. Férussac, 1807) [SYNONYM SPECIES 287332:BYB3W nidx=null parent=BYB3V]
Gyraulus acronicus
 - Gyraulus acronicus (J. B. Férussac, 1807) [ACCEPTED SPECIES 286246:3HYFR nidx=null]
 + Gyraulus acronicus (A. Férussac, 1807) [ACCEPTED SPECIES 287332:BYB3V nidx=null]
Haliclona albapontica
 - Haliclona albapontica (Czerniavsky, 1880) [SYNONYM SPECIES 286246:99M79 nidx=null parent=BPBKQ]
 + Haliclona albapontica [SYNONYM SPECIES 287332:BYBHF nidx=null parent=BYXM7]
Haliclona simplex
 - Haliclona simplex (Czerniavsky, 1880) [ACCEPTED SPECIES 286246:3JCR4 nidx=null]
 + Haliclona simplex [SYNONYM SPECIES 287332:BYBHK nidx=null parent=BYXLP]
Haplophthalmus paradoxus
 - Haplophthalmus paradoxus Schmölzer, 1962 [SYNONYM SPECIES 286246:3JNTG nidx=null parent=3QDN6]
 + Haplophthalmus paradoxus Schmölzer, 1953 [SYNONYM SPECIES 287332:BYBKN nidx=null parent=3QDN6]
Hardya (Hardya) alpina
 - Hardya (Hardya) alpina Wagner, 1955 [SYNONYM SPECIES 286246:9K89L nidx=null parent=9K89K]
 + Hardya (Hardya) alpina Wagner, 1955 [SYNONYM SPECIES 287332:3JQPL nidx=null parent=9K89K]
Harpyia microsticta
 - Harpyia microsticta (Swinhoe, 1892) [ACCEPTED SPECIES 286246:6LFR8 nidx=null]
 + Harpyia microsticta (Hampson, 1893) [ACCEPTED SPECIES 287332:BYB7C nidx=null]
Helicigona (Helicigona) schwarzbachi
 - Helicigona (Helicigona) schwarzbachi Schlickum & Strauch, 1979 [SYNONYM SPECIES 286246:7RHRR nidx=null parent=7RHRZ]
 + Helicigona (Helicigona) schwarzbachi Schlickum & Strauch, 1970 [SYNONYM SPECIES 287332:BYBMV nidx=null parent=7RHRZ]
Helix diulfensis
 - Helix diulfensis Dubois, 1843 [SYNONYM SPECIES 286246:9J82V nidx=null parent=9HDXH]
 + Helix diulfensis Jaeckel, 1954 [SYNONYM SPECIES 287332:BYJJZ nidx=null parent=6PVGY]
Helix fatua
 - Helix fatua sensu Hutton, 1882 not Pfeiffer, 1857 [AMBIGUOUS_SYNONYM SPECIES 286246:6LMKD nidx=null parent=6VCJB]
 + Helix fatua Pfeiffer, 1857 [AMBIGUOUS_SYNONYM SPECIES 287332:BYBRX nidx=null parent=6VCJB]
Hersiliodes puffini
 - Hersiliodes puffini Canu, 1882 [SYNONYM SPECIES 286246:3L3TQ nidx=null parent=3KN23]
 + Hersiliodes puffini Canu, 1888 [SYNONYM SPECIES 287332:BYBWC nidx=null parent=3KN23]
Heterocampa zayasi
 - Heterocampa zayasi de la Torre y Callejas & Alayo, 1959 [ACCEPTED SPECIES 286246:3L7YH nidx=null]
 + Heterocampa zayasi (Torre & Alayo, 1959) [ACCEPTED SPECIES 287332:BYBWF nidx=null]
Hindsia teschi
 - Hindsia teschi P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6C6S nidx=null parent=B6BSR]
 + Hindsia teschi P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BY2T7 nidx=null parent=BYKPK]
Hipponyx
 - Hipponyx G. B. Sowerby I, 1821 [SYNONYM GENUS 286246:BSBG2 nidx=null parent=BSC8S]
 + Hipponyx [sic] [SYNONYM GENUS 287332:BYFRM nidx=null parent=BSC8S]
Hyalinia barbozana
 - Hyalinia barbozana Castro, 1894 [SYNONYM SPECIES 286246:7RQ33 nidx=null parent=6TFZS]
 + Hyalinia barbozana da Silva e Castro, 1873 [SYNONYM SPECIES 287332:BYC37 nidx=null parent=6TFZS]
Hyperomyzus (Hyperomyzella) rhinanthi
 - Hyperomyzus (Hyperomyzella) rhinanthi (Schouteden, 1903) [ACCEPTED SPECIES 286246:3NR5R nidx=null]
 + Hyperomyzus (Hyperomyzella) rhinanthi (Schouteden, 1903) [ACCEPTED SPECIES 287332:BYBS4 nidx=null]
Iassus (Iassus) variatus
 - Iassus (Iassus) variatus (Fallén, 1806) [SYNONYM SPECIES 286246:BWRRJ nidx=null parent=8J86X]
 + Iassus (Iassus) variatus (Fallén, 1806) [SYNONYM SPECIES 287332:BYC55 nidx=null parent=8J86X]
Indicanuella
 - Indicanuella Por, 1984 [ACCEPTED GENUS 286246:7PLLH nidx=null]
 + Indicanuella Becker, 1972 [SYNONYM GENUS 287332:BXZ9H nidx=null parent=7PLLL]
Italoniscus paradoxus
 - Italoniscus paradoxus (Schmölzer, 1962) [SYNONYM SPECIES 286246:3QDN5 nidx=null parent=3QDN6]
 + Italoniscus paradoxus (Schmölzer, 1953) [SYNONYM SPECIES 287332:BYC9V nidx=null parent=3QDN6]
Jasonella mingrelica
 - Jasonella mingrelica (Hesse, 1921) [ACCEPTED SPECIES 286246:3QMV5 nidx=null]
 + Jasonella mingrelica (P. Hesse, 1918) [ACCEPTED SPECIES 287332:BYCBH nidx=null]
Jassus sexnotatus var. e
 - Jassus sexnotatus var. e Herrich-Schäffer, 1838 [SYNONYM VARIETY 286246:BPGDY nidx=null parent=9KG8J]
 + Jassus sexnotatus var. e Herrich-Schäffer, 1838 [SYNONYM VARIETY 287332:BG3NP nidx=null parent=9KG8J]
Jonesiella spinulosa
 - Jonesiella spinulosa (Brady, 1880) [SYNONYM SPECIES 286246:3QQGM nidx=null parent=343YF]
 + Jonesiella spinulosa (Brady & Robertson, 1876) [SYNONYM SPECIES 287332:BYCDB nidx=null parent=343YF]
Jurivalentinia
 - Jurivalentinia Shchetkin, 1980 [ACCEPTED GENUS 286246:92CNJ nidx=null]
 + Jurivalentinia Stshetkin, 1980 [ACCEPTED GENUS 287332:BXZB5 nidx=null]
Jurivalentinia caraganica
 - Jurivalentinia caraganica Shchetkin, 1980 [ACCEPTED SPECIES 286246:3QVKH nidx=null]
 + Jurivalentinia caraganica Stshetkin, 1980 [ACCEPTED SPECIES 287332:BYBYJ nidx=null]
Kliopsyllus andeep
 - Kliopsyllus andeep Veit-Köhler, 2004 [ACCEPTED SPECIES 286246:7WTD6 nidx=null]
 + Kliopsyllus andeep Veit-Köhler, 2004 [SYNONYM SPECIES 287332:3R9MQ nidx=null parent=6F6QX]
Kliopsyllus laurenticus
 - Kliopsyllus laurenticus (Nicholls, 1939) [ACCEPTED SPECIES 286246:7VK4F nidx=null]
 + Kliopsyllus laurenticus (Nicholls, 1939) [SYNONYM SPECIES 287332:3R9N8 nidx=null parent=39GND]
Kliopsyllus major
 - Kliopsyllus major (Nicholls, 1939) [ACCEPTED SPECIES 286246:7VK4G nidx=null]
 + Kliopsyllus major (Nicholls, 1939) [SYNONYM SPECIES 287332:6NKFW nidx=null parent=39GNH]
Kliopsyllus ponticus
 - Kliopsyllus ponticus (Serban, 1959) [ACCEPTED SPECIES 286246:7WTD8 nidx=null]
 + Kliopsyllus ponticus (Şerban, 1959) [SYNONYM SPECIES 287332:3R9NK nidx=null parent=39GNR]
Kliopsyllus schminkei
 - Kliopsyllus schminkei Veit-Köhler & Drewes, 2009 [ACCEPTED SPECIES 286246:7WTD9 nidx=null]
 + Kliopsyllus schminkei Veit-Köhler & Drewes, 2009 [SYNONYM SPECIES 287332:3R9NS nidx=null parent=39GNX]
Lachnus pruinosa
 - Lachnus pruinosa Hartig, 1841 [SYNONYM SPECIES 286246:8PCN8 nidx=null parent=BVZ8P]
 + Lachnus pruinosa Hartig, 1841 [SYNONYM SPECIES 287332:BYCJL nidx=null parent=BX578]
Laevicardium sueziense
 - Laevicardium sueziense [SYNONYM SPECIES 286246:7RSPX nidx=null parent=6JLLH]
 + Laevicardium sueziense (Issel, 1869) [SYNONYM SPECIES 287332:BYCK5 nidx=null parent=6JLLH]
Lagopus mutus sanfordi
 - Lagopus mutus sanfordi Bent, 1912 [SYNONYM SUBSPECIES 286246:BVWQJ nidx=null parent=BNKPR]
 + Lagopus mutus sanfordi Bent, 1912 [SYNONYM SUBSPECIES 287332:BYKYX nidx=null parent=BNKPR]
Laimaphelenchus
 - Laimaphelenchus [ACCEPTED GENUS 286246:62W3H nidx=null]
 + Laimaphelenchus Fuchs, 1937 [ACCEPTED GENUS 287332:BXWGF nidx=null]
Lamellaxis clavulinum
 - Lamellaxis clavulinum [SYNONYM SPECIES 286246:BGHRW nidx=null parent=5TWQX]
 + Lamellaxis clavulinum [sic] [SYNONYM SPECIES 287332:BY2WD nidx=null parent=5TWQX]
Laona finmarchica
 - Laona finmarchica (M. Sars, 1859) [SYNONYM SPECIES 286246:7RTKZ nidx=null parent=7SSZ6]
 + Laona finmarchica (M. Sars, 1859) [ACCEPTED SPECIES 287332:3S87Y nidx=null]
Lasioserica antennalis
 - Lasioserica antennalis Nomura, 1974 [SYNONYM SPECIES 286246:8R4L4 nidx=null parent=8RQLJ]
 + Lasioserica antennalis Nomura, 1974 [ACCEPTED SPECIES 287332:6P3KK nidx=null]
Laxe luus
 - Laxe luus Strøm, 1765 [SYNONYM SPECIES 286246:BH6NP nidx=null parent=B766X]
 + Laxe luus Ström, 1770 [SYNONYM SPECIES 287332:BYJZV nidx=null parent=B766X]
Leda alfurica
 - Leda alfurica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6F4X nidx=null parent=B6H7C]
 + Leda alfurica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYK3V nidx=null parent=BYKR5]
Leda lomaensis
 - Leda lomaensis Dall, 1916 [SYNONYM SPECIES 286246:3SWDY nidx=null parent=6SCWW]
 + Leda lomaensis Dall, 1919 [SYNONYM SPECIES 287332:BYCR5 nidx=null parent=6SCWW]
Leda radiatelirata
 - Leda radiatelirata P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CJG nidx=null parent=B6FZC]
 + Leda radiatelirata P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYK3X nidx=null parent=BYKR7]
Leda sericea var. ovata
 - Leda sericea var. ovata Jeffreys, 1876 [SYNONYM VARIETY 286246:5PQ5Y nidx=null parent=56ZYS]
 + Leda sericea var. ovata Jeffreys, 1879 [SYNONYM VARIETY 287332:BYPY6 nidx=null parent=56ZYS]
Lepeophtheirus gracilis
 - Lepeophtheirus gracilis of Carus, 1885 [SYNONYM SPECIES 286246:6P7XJ nidx=null parent=6P7XC]
 + Lepeophtheirus gracilis Carus, 1885 [SYNONYM SPECIES 287332:BYCSP nidx=null parent=6P7XC]
Leptastacus japonicus
 - Leptastacus japonicus Itô Tat, 1968 [ACCEPTED SPECIES 286246:3THVL nidx=null]
 + Leptastacus japonicus Itô, 1968 [SYNONYM SPECIES 287332:BYCSQ nidx=null parent=BY6N3]
Leptaxis (Leptaxis) furva grandissima
 - Leptaxis (Leptaxis) furva grandissima T. Cockerell, 1922 [SYNONYM SUBSPECIES 286246:87B3B nidx=null parent=878Z2]
 + Leptaxis (Leptaxis) furva grandissima T. D. A. Cockerell, 1822 [SYNONYM SUBSPECIES 287332:BYPNW nidx=null parent=BYPNV]
Leptaxis furva grandissima
 - Leptaxis furva grandissima T. Cockerell, 1922 [ACCEPTED SUBSPECIES 286246:878Z2 nidx=null]
 + Leptaxis furva grandissima T. D. A. Cockerell, 1822 [ACCEPTED SUBSPECIES 287332:BYPNV nidx=null]
Leptaxis furva var. grandissima
 - Leptaxis furva var. grandissima T. Cockerell, 1922 [SYNONYM VARIETY 286246:876BM nidx=null parent=878Z2]
 + Leptaxis furva var. grandissima T. D. A. Cockerell, 1822 [SYNONYM VARIETY 287332:BYPNX nidx=null parent=BYPNV]
Leptocheirus cornuaurei
 - Leptocheirus cornuaurei Sowinsky, 1897 [SYNONYM SPECIES 286246:3TL7S nidx=null parent=3TL86]
 + Leptocheirus cornuaurei Sowinsky, 1899 [SYNONYM SPECIES 287332:BYCTJ nidx=null parent=3TL86]
Leptocheirus fasciatus
 - Leptocheirus fasciatus (A. Costa, 1864) [SYNONYM SPECIES 286246:3TL7V nidx=null parent=3TL85]
 + Leptocheirus fasciatus (Kroyer, 1842) [SYNONYM SPECIES 287332:BYCTK nidx=null parent=3TL85]
Leptochondria viezzensis
 - Leptochondria viezzensis (Wilckens, 1909) [SYNONYM SPECIES 286246:BW8MX nidx=null parent=BXF5C]
 + Leptochondria viezzensis [sic] [SYNONYM SPECIES 287332:BYWQS nidx=null parent=BXF5C]
Leptotheca ohlmacheri
 - Leptotheca ohlmacheri Whinery, 1893 [SYNONYM SPECIES 286246:BTYBP nidx=null parent=BTWCL]
 + Leptotheca ohlmacheri (Gurley, 1893) [SYNONYM SPECIES 287332:BYV4T nidx=null parent=BYTQG]
Lernaea cyprinacea
 - Lernaea cyprinacea of Hermann, 1783 [SYNONYM SPECIES 286246:BVCYC nidx=null parent=6XD8S]
 + Lernaea cyprinacea Hermann, 1783 [SYNONYM SPECIES 287332:BXZMD nidx=null parent=6XD8S]
Lernaeopenna sagitta
 - Lernaeopenna sagitta (Linnaeus, 1754) [SYNONYM SPECIES 286246:6PQ84 nidx=null parent=76K2K]
 + Lernaeopenna sagitta (Linnaeus, 1758) [SYNONYM SPECIES 287332:BYCYQ nidx=null parent=76K2K]
Levantina diulfensis diulfensis
 - Levantina diulfensis diulfensis (Dubois, 1843) [ACCEPTED SUBSPECIES 286246:B7TKF nidx=null]
 + Levantina diulfensis diulfensis Jaeckel, 1954 [SYNONYM SUBSPECIES 287332:BYPP2 nidx=null parent=BYPP4]
Leyogonimus polyoon
 - Leyogonimus polyoon (Lnstow, 1887) Ginetsindkaya, 1948 [ACCEPTED SPECIES 286246:BTRDS nidx=null]
 + Leyogonimus polyoon (von Linstow, 1887) Ginetsinskaya, 1948 [ACCEPTED SPECIES 287332:BYS7C nidx=null]
Liguus vittatus
 - Liguus vittatus (Swainson, 1840) [ACCEPTED SPECIES 286246:7RWHT nidx=null]
 + Liguus vittatus (Swainson, 1822) [ACCEPTED SPECIES 287332:BYD39 nidx=null]
Limotettix sexnotatus var. e
 - Limotettix sexnotatus var. e Sahlberg, 1871 [SYNONYM VARIETY 286246:BPH8L nidx=null parent=9KG8J]
 + Limotettix sexnotatus var. e Sahlberg, 1871 [SYNONYM VARIETY 287332:BGZ54 nidx=null parent=9KG8J]
Linguimaera othonides
 - Linguimaera othonides Pirlot, 1936 [SYNONYM SPECIES 286246:3V2W3 nidx=null parent=3V2W4]
 + Linguimaera othonides (Walker, 1904) [SYNONYM SPECIES 287332:BY2XG nidx=null parent=3V2W4]
Lioconcha supralaevis
 - Lioconcha supralaevis (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6D9T nidx=null]
 + Lioconcha supralaevis (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYK97 nidx=null]
Lischkeia equatorialis
 - Lischkeia equatorialis Dall, 1896 [SYNONYM SPECIES 286246:8V9BZ nidx=null parent=PS5S]
 + Lischkeia equatorialis (Dall, 1908) [SYNONYM SPECIES 287332:BYD6B nidx=null parent=BY69B]
Lithasia toumeyi
 - Lithasia toumeyi Goodrich, 1940 [SYNONYM SPECIES 286246:8SWZV nidx=null parent=8SY8C]
 + Lithasia toumeyi [sic] [SYNONYM SPECIES 287332:BYD6L nidx=null parent=8SY8C]
Longipedia andamanica nipponica
 - Longipedia andamanica nipponica Itô Tat, 1985 [ACCEPTED SUBSPECIES 286246:7HBYQ nidx=null]
 + Longipedia andamanica nipponica Itô, 1985 [ACCEPTED SUBSPECIES 287332:BYPPC nidx=null]
Longipedia kikuchii
 - Longipedia kikuchii Itô Tat, 1980 [ACCEPTED SPECIES 286246:3VYSX nidx=null]
 + Longipedia kikuchii Itô, 1980 [ACCEPTED SPECIES 287332:BYD78 nidx=null]
Longipedia spinulosa
 - Longipedia spinulosa Itô Tat, 1981 [ACCEPTED SPECIES 286246:3VYT9 nidx=null]
 + Longipedia spinulosa Itô, 1981 [ACCEPTED SPECIES 287332:BYD79 nidx=null]
Lophontosia cucullus
 - Lophontosia cucullus Bang-Haas, 1927 [SYNONYM SPECIES 286246:936GG nidx=null parent=3W3S7]
 + Lophontosia cucullus Staudinger, 1887 [SYNONYM SPECIES 287332:BYCDG nidx=null parent=3W3S7]
Lopiena indecora
 - Lopiena indecora Kiriakoff [ACCEPTED SPECIES 286246:3W5BK nidx=null]
 + Lopiena indecora (Kiriakoff, 1954) [ACCEPTED SPECIES 287332:BYCDH nidx=null]
Lucina (Myrtea) serana
 - Lucina (Myrtea) serana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CJN nidx=null parent=B6GHM]
 + Lucina (Myrtea) serana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKDT nidx=null parent=BYKP3]
Lucina anceps
 - Lucina anceps Laube, 1865 [SYNONYM SPECIES 286246:8Y659 nidx=null parent=8Y6MP]
 + Lucina anceps Laube, 1866 [SYNONYM SPECIES 287332:86843 nidx=null parent=7SB9R]
Macoma serana
 - Macoma serana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6GR5 nidx=null]
 + Macoma serana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKGW nidx=null]
Macrosiphoniella (Macrosiphoniella) atrata
 - Macrosiphoniella (Macrosiphoniella) atrata [ACCEPTED SPECIES 286246:B79VF nidx=null]
 + Macrosiphoniella (Macrosiphoniella) atrata [ACCEPTED SPECIES 287332:BYDD4 nidx=null]
Macrosiphoniella (Macrosiphoniella) cayratiae
 - Macrosiphoniella (Macrosiphoniella) cayratiae [ACCEPTED SPECIES 286246:3X9P4 nidx=null]
 + Macrosiphoniella (Macrosiphoniella) cayratiae [ACCEPTED SPECIES 287332:BYDD6 nidx=null]
Macrosiphoniella (Macrosiphoniella) crassipes
 - Macrosiphoniella (Macrosiphoniella) crassipes [ACCEPTED SPECIES 286246:BH4CK nidx=null]
 + Macrosiphoniella (Macrosiphoniella) crassipes [ACCEPTED SPECIES 287332:BYDD7 nidx=null]
Macrosiphoniella (Macrosiphoniella) lidiae
 - Macrosiphoniella (Macrosiphoniella) lidiae [ACCEPTED SPECIES 286246:BKFFH nidx=null]
 + Macrosiphoniella (Macrosiphoniella) lidiae [ACCEPTED SPECIES 287332:BYDDF nidx=null]
Macrosiphoniella (Macrosiphoniella) maculata
 - Macrosiphoniella (Macrosiphoniella) maculata [ACCEPTED SPECIES 286246:BH4CW nidx=null]
 + Macrosiphoniella (Macrosiphoniella) maculata [ACCEPTED SPECIES 287332:BYDDG nidx=null]
Macrosiphoniella (Macrosiphoniella) millefolii
 - Macrosiphoniella (Macrosiphoniella) millefolii (De Geer, 1773) [ACCEPTED SPECIES 286246:3X9QH nidx=null]
 + Macrosiphoniella (Macrosiphoniella) millefolii (De Geer, 1773) [ACCEPTED SPECIES 287332:BYCG8 nidx=null]
Macrosiphoniella (Macrosiphoniella) scepariae
 - Macrosiphoniella (Macrosiphoniella) scepariae Bozhko, 1959 [ACCEPTED SPECIES 286246:8PDDY nidx=null]
 + Macrosiphoniella (Macrosiphoniella) scepariae Bozhko, 1959 [ACCEPTED SPECIES 287332:BYCGC nidx=null]
Macrosiphoniella (Macrosiphoniella) subaequalis
 - Macrosiphoniella (Macrosiphoniella) subaequalis Börner, 1942 [ACCEPTED SPECIES 286246:3X9RH nidx=null]
 + Macrosiphoniella (Macrosiphoniella) subaequalis Börner, 1942 [ACCEPTED SPECIES 287332:BYCGH nidx=null]
Macrosiphum (Macrosiphum) centranthi
 - Macrosiphum (Macrosiphum) centranthi [ACCEPTED SPECIES 286246:BVPJ5 nidx=null]
 + Macrosiphum (Macrosiphum) centranthi [ACCEPTED SPECIES 287332:BJT49 nidx=null]
Macrosiphum (Macrosiphum) cerinthiacum
 - Macrosiphum (Macrosiphum) cerinthiacum Börner, 1950 [ACCEPTED SPECIES 286246:6R3PR nidx=null]
 + Macrosiphum (Macrosiphum) cerinthiacum Börner, 1950 [ACCEPTED SPECIES 287332:BYCGS nidx=null]
Macrosiphum (Macrosiphum) cholodkovskyi
 - Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 286246:BT4FD nidx=null]
 + Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 287332:BMTDK nidx=null]
Macrosiphum (Macrosiphum) euphorbiellum
 - Macrosiphum (Macrosiphum) euphorbiellum [ACCEPTED SPECIES 286246:BT4FK nidx=null]
 + Macrosiphum (Macrosiphum) euphorbiellum [ACCEPTED SPECIES 287332:9M45C nidx=null]
Macrosiphum (Macrosiphum) lapponicum
 - Macrosiphum (Macrosiphum) lapponicum [ACCEPTED SPECIES 286246:72S23 nidx=null]
 + Macrosiphum (Macrosiphum) lapponicum [ACCEPTED SPECIES 287332:BYDDX nidx=null]
Macrosiphum (Macrosiphum) oredonense
 - Macrosiphum (Macrosiphum) oredonense Remaudière, 1952 [ACCEPTED SPECIES 286246:8PDGZ nidx=null]
 + Macrosiphum (Macrosiphum) oredonense Remaudière, 1952 [ACCEPTED SPECIES 287332:BYCH9 nidx=null]
Macrosiphum (Macrosiphum) pallidum
 - Macrosiphum (Macrosiphum) pallidum (Oestlund, 1887) [ACCEPTED SPECIES 286246:6R3PM nidx=null]
 + Macrosiphum (Macrosiphum) pallidum (Oestlund, 1887) [ACCEPTED SPECIES 287332:BYCHC nidx=null]
Macrosiphum (Macrosiphum) penfroense
 - Macrosiphum (Macrosiphum) penfroense [ACCEPTED SPECIES 286246:BWT74 nidx=null]
 + Macrosiphum (Macrosiphum) penfroense [ACCEPTED SPECIES 287332:BYDF2 nidx=null]
Macrosiphum (Macrosiphum) rosae
 - Macrosiphum (Macrosiphum) rosae (Linnaeus, 1758) [ACCEPTED SPECIES 286246:733PH nidx=null]
 + Macrosiphum (Macrosiphum) rosae (Linnaeus, 1758) [ACCEPTED SPECIES 287332:BXZ58 nidx=null]
Macrosiphum (Macrosiphum) tsutae
 - Macrosiphum (Macrosiphum) tsutae [ACCEPTED SPECIES 286246:733PB nidx=null]
 + Macrosiphum (Macrosiphum) tsutae [ACCEPTED SPECIES 287332:BYDF9 nidx=null]
Macrosiphum (Sitobion) niwanistum
 - Macrosiphum (Sitobion) niwanistum (Hottes, 1933) [SYNONYM SPECIES 286246:BWTBJ nidx=null parent=4XTB2]
 + Macrosiphum (Sitobion) niwanistum (Hottes, 1933) [SYNONYM SPECIES 287332:BYDHC nidx=null parent=4XTB2]
Macrosteles (Macrosteles) slossonae
 - Macrosteles (Macrosteles) slossonae DeLong & Knull, 1946 [SYNONYM SPECIES 286246:9KG8N nidx=null parent=8KJQ3]
 + Macrosteles (Macrosteles) slossonae DeLong & Knull, 1946 [SYNONYM SPECIES 287332:BYCHL nidx=null parent=8KJQ3]
Macrotoma (Bandar) fisheri
 - Macrotoma (Bandar) fisheri [AMBIGUOUS_SYNONYM SPECIES 286246:BWT7Y nidx=null parent=BKWVG]
 + Macrotoma (Bandar) fisheri [AMBIGUOUS_SYNONYM SPECIES 287332:BYDFV nidx=null parent=BKWVG]
 + Macrotoma (Bandar) fisheri [AMBIGUOUS_SYNONYM SPECIES 287332:BYDFW nidx=null parent=BK3VT]
Macrotoma (Navosomopsis) gestroi
 - Macrotoma (Navosomopsis) gestroi Lameere, 1903 [SYNONYM SPECIES 286246:BVQFJ nidx=null parent=G6BN]
 + Macrotoma (Navosomopsis) gestroi Lameere, 1903 [SYNONYM SPECIES 287332:BRVYN nidx=null parent=G6BN]
Macrotoma (Prinobius) scutellaris
 - Macrotoma (Prinobius) scutellaris [AMBIGUOUS_SYNONYM SPECIES 286246:BWTCL nidx=null parent=4MDXK]
 + Macrotoma (Prinobius) scutellaris [AMBIGUOUS_SYNONYM SPECIES 287332:BYDJK nidx=null parent=4MDXK]
Maera quadrimana
 - Maera quadrimana Schellenberg, 1938 [SYNONYM SPECIES 286246:3XFR8 nidx=null parent=4QZBN]
 + Maera quadrimana Dana, 1852 [SYNONYM SPECIES 287332:BY2ZN nidx=null parent=4QZBN]
Maera schellenbergi
 - Maera schellenbergi Ruffo, 1983 [SYNONYM SPECIES 286246:7ZKN2 nidx=null parent=4QZBT]
 + Maera schellenbergi Ruffo, 1938 [SYNONYM SPECIES 287332:BYDL7 nidx=null parent=4QZBT]
Maera sokotrae
 - Maera sokotrae Sivaprakasam, 1968 [SYNONYM SPECIES 286246:3XFRJ nidx=null parent=3XN22]
 + Maera sokotrae (Walker & Scott, 1903) [SYNONYM SPECIES 287332:BYDL8 nidx=null parent=3XN22]
Mangelia belaeformis
 - Mangelia belaeformis P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6FFN nidx=null]
 + Mangelia belaeformis P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYKHD nidx=null]
Mangelia cutisanserina
 - Mangelia cutisanserina P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6HHL nidx=null]
 + Mangelia cutisanserina P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYKHF nidx=null]
Mangilia belaeformis
 - Mangilia belaeformis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6DG4 nidx=null parent=B6FFN]
 + Mangilia belaeformis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKHG nidx=null parent=BYKHD]
Mangilia cutisanserina
 - Mangilia cutisanserina P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CJQ nidx=null parent=B6HHL]
 + Mangilia cutisanserina P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKHH nidx=null parent=BYKHF]
Marginella ovata
 - Marginella ovata Emmons, 1858 [ACCEPTED SPECIES 286246:8V8HW nidx=null]
 + Marginella ovata G. F. Harris, 1897 [SYNONYM SPECIES 287332:BYDPR nidx=null parent=423K7]
Mathilda insulindae
 - Mathilda insulindae P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CJS nidx=null]
 + Mathilda insulindae P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYKHT nidx=null]
Mathildia insulindae
 - Mathildia insulindae P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6JF8 nidx=null parent=B6CJS]
 + Mathildia insulindae P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKHV nidx=null parent=BYKHT]
Megaligia exotica
 - Megaligia exotica (Roux, 1816) [SYNONYM SPECIES 286246:BJ48G nidx=null parent=6PXC6]
 + Megaligia exotica (Roux, 1828) [SYNONYM SPECIES 287332:BYKHX nidx=null parent=6PXC6]
Megathyris
 - Megathyris Bronn, 1848 [SYNONYM GENUS 286246:BDVY6 nidx=null parent=87H96]
 + Megathyris d'Orbigny, 1847 [SYNONYM GENUS 287332:BXWQX nidx=null parent=87H96]
Megathyris decollata
 - Megathyris decollata (Chemnitz, 1785) [SYNONYM SPECIES 286246:8GCC6 nidx=null parent=3YZQB]
 + Megathyris decollata (Dillwyn, 1817) [SYNONYM SPECIES 287332:BXWR2 nidx=null parent=3YZQB]
Melikerona
 - Melikerona [ACCEPTED GENUS 286246:BBPY5 nidx=null]
 + Melikerona Alloiteau, 1958 [ACCEPTED GENUS 287332:BYFT2 nidx=null]
Melikerona parva
 - Melikerona parva [PROVISIONALLY_ACCEPTED SPECIES 286246:BH7S9 nidx=null]
 + Melikerona parva (Gregory, 1900) [ACCEPTED SPECIES 287332:BYKJY nidx=null]
Meragisa politia
 - Meragisa politia Druce, 1887 [SYNONYM SPECIES 286246:97JKH nidx=null parent=72ZMG]
 + Meragisa politia Schaus, 1901 [SYNONYM SPECIES 287332:BYKKF nidx=null parent=72ZMG]
Mertensia cucullus
 - Mertensia cucullus L. Agassiz, 1860 [SYNONYM SPECIES 286246:3ZWRS nidx=null parent=73B28]
 + Mertensia cucullus (Modeer, 1790) [SYNONYM SPECIES 287332:BYDTM nidx=null parent=73B28]
Mesidotea sabini var. robusta
 - Mesidotea sabini var. robusta Gurjanova, 1933 [SYNONYM VARIETY 286246:5Q4Q7 nidx=null parent=4TXKW]
 + Mesidotea sabini var. robusta Gurjanowa, 1929 [SYNONYM VARIETY 287332:BYPZ3 nidx=null parent=4TXKW]
Metopolophium (Metopolophium) sabihae
 - Metopolophium (Metopolophium) sabihae [ACCEPTED SPECIES 286246:42HCP nidx=null]
 + Metopolophium (Metopolophium) sabihae [ACCEPTED SPECIES 287332:BYCSK nidx=null]
Microderma luehei
 - Microderma luehei (Travassos, 1927) Mehra, 1931 [ACCEPTED SPECIES 286246:BV5PS nidx=null]
 + Microderma luehei (Travassos, 1927) Olsen, 1937 [ACCEPTED SPECIES 287332:BYWPT nidx=null]
Microdonta
 - Microdonta Ochsenheimer, 1810 [SYNONYM GENUS 286246:BSDYF nidx=null parent=92GTJ]
 + Microdonta Strand, 1934 [SYNONYM GENUS 287332:92PNZ nidx=null parent=92GTJ]
Micromelalopha sieversi
 - Micromelalopha sieversi Marumo, 1920 [SYNONYM SPECIES 286246:945DK nidx=null parent=42YMN]
 + Micromelalopha sieversi (Staudinger, 1892) [ACCEPTED SPECIES 287332:BYCTL nidx=null]
Mimachlamys gracilisquamosa
 - Mimachlamys gracilisquamosa (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6J72 nidx=null]
 + Mimachlamys gracilisquamosa (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKKY nidx=null]
Mimopydna sikhima
 - Mimopydna sikhima Dudgeon, 1898 [SYNONYM SPECIES 286246:97KTC nidx=null parent=43FYY]
 + Mimopydna sikhima Moore, 1879 [SYNONYM SPECIES 287332:BYKL8 nidx=null parent=BYTG7]
Mitrella fufana
 - Mitrella fufana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CKJ nidx=null]
 + Mitrella fufana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYKM9 nidx=null]
Monacha mingrelica
 - Monacha mingrelica (Hesse, 1921) [SYNONYM SPECIES 286246:B7BG2 nidx=null parent=3QMV5]
 + Monacha mingrelica (P. Hesse, 1918) [SYNONYM SPECIES 287332:BYKN8 nidx=null parent=BYCBH]
Monstrillopsis angustipes
 - Monstrillopsis angustipes Isaac, 1974 [SYNONYM SPECIES 286246:6RQ4V nidx=null parent=6S23K]
 + Monstrillopsis angustipes Suárez-Morales, Bello-Smith & Palma, 2006 [ACCEPTED SPECIES 287332:BYFDV nidx=null]
Montlivaltia kobyi
 - Montlivaltia kobyi L. Beauvais, 1964 [ACCEPTED SPECIES 286246:BDCJ5 nidx=null]
 + Montlivaltia kobyi L. Beauvais, 1966 [ACCEPTED SPECIES 287332:BYKNC nidx=null]
Murex (Murex) embryoliratus
 - Murex (Murex) embryoliratus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B4CVQ nidx=null parent=8SYJK]
 + Murex (Murex) embryoliratus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYF7F nidx=null parent=8SYJK]
Murex (Ocenebrina) fufanus
 - Murex (Ocenebrina) fufanus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CKR nidx=null parent=B6FFJ]
 + Murex (Ocenebrina) fufanus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKNK nidx=null parent=BYKRD]
Murex embryoliratus
 - Murex embryoliratus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:8SX6V nidx=null parent=8SYJK]
 + Murex embryoliratus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYF7G nidx=null parent=8SYJK]
Muricopsis aradasii
 - Muricopsis aradasii (Poirier, 1883) [SYNONYM SPECIES 286246:44MXC nidx=null parent=44MNF]
 + Muricopsis aradasii (Monterosato, 1883) [SYNONYM SPECIES 287332:BYF7V nidx=null parent=44MNF]
Myrtea serana
 - Myrtea serana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6GHM nidx=null]
 + Myrtea serana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKP3 nidx=null]
Myurella fistularis
 - Myurella fistularis (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6FMR nidx=null]
 + Myurella fistularis (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKP4 nidx=null]
Myurella insulindae
 - Myurella insulindae (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6DL2 nidx=null]
 + Myurella insulindae (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKP5 nidx=null]
Myurella malayana
 - Myurella malayana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6F4N nidx=null]
 + Myurella malayana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKP6 nidx=null]
Myurella myuriformis
 - Myurella myuriformis (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6J3K nidx=null]
 + Myurella myuriformis (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKP7 nidx=null]
Myxobolus chinensis
 - Myxobolus chinensis Gong & Xie, 2000 [ACCEPTED SPECIES 286246:BXMB4 nidx=null]
 + Myxobolus chinensis (Chen, 1998) [ACCEPTED SPECIES 287332:BYV7S nidx=null]
Myxobolus gutturocola
 - Myxobolus gutturocola Liu, Zhang & Zhao, 2019 [ACCEPTED SPECIES 286246:BTW8M nidx=null]
 + Myxobolus gutturocola Iakovchuk, 1979 [ACCEPTED SPECIES 287332:BYTNR nidx=null]
Myxobolus koi
 - Myxobolus koi Zhang, Yao, Zhou, Yang & Liu, 2022 [ACCEPTED SPECIES 286246:BTW8X nidx=null]
 + Myxobolus koi Kudo, 1920 [ACCEPTED SPECIES 287332:BYTNY nidx=null]
Myxobolus mugilis
 - Myxobolus mugilis Pogoreltseva, 1964 [PROVISIONALLY_ACCEPTED SPECIES 286246:855VM nidx=null]
 + Myxobolus mugilis Parenzan, 1966 [SYNONYM SPECIES 287332:BYFD3 nidx=null parent=45H9W]
Myzocallis (Agrioaphis) castanicola
 - Myzocallis (Agrioaphis) castanicola Baker, 1917 [ACCEPTED SPECIES 286246:6S56K nidx=null]
 + Myzocallis (Agrioaphis) castanicola Baker, 1917 [ACCEPTED SPECIES 287332:BXZ7M nidx=null]
Myzocallis (Lineomyzocallis) walshii
 - Myzocallis (Lineomyzocallis) walshii (Monell, 1879) [ACCEPTED SPECIES 286246:BSHV2 nidx=null]
 + Myzocallis (Lineomyzocallis) walshii (Monell, 1879) [ACCEPTED SPECIES 287332:45HNX nidx=null]
Myzus (Myzus) kokusaki
 - Myzus (Myzus) kokusaki [ACCEPTED SPECIES 286246:45J2J nidx=null]
 + Myzus (Myzus) kokusaki [ACCEPTED SPECIES 287332:BYFDJ nidx=null]
Myzus (Myzus) negifoliae
 - Myzus (Myzus) negifoliae [ACCEPTED SPECIES 286246:BT6LX nidx=null]
 + Myzus (Myzus) negifoliae [ACCEPTED SPECIES 287332:BH98P nidx=null]
Myzus (Myzus) ornatus
 - Myzus (Myzus) ornatus [ACCEPTED SPECIES 286246:BVCLY nidx=null]
 + Myzus (Myzus) ornatus [ACCEPTED SPECIES 287332:BXZ7T nidx=null]
Nassa (Hima) alfurica
 - Nassa (Hima) alfurica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BVRKQ nidx=null parent=6S6J3]
 + Nassa (Hima) alfurica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMG nidx=null parent=BYFFM]
Nassa (Hinia) alfurica
 - Nassa (Hinia) alfurica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BWVK7 nidx=null parent=6S6J3]
 + Nassa (Hinia) alfurica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMH nidx=null parent=BYFFM]
Nassa (Hinia) infralaevis
 - Nassa (Hinia) infralaevis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:45QQT nidx=null parent=45RS2]
 + Nassa (Hinia) infralaevis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFML nidx=null parent=BYFP2]
Nassa (Niotha) fufana
 - Nassa (Niotha) fufana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:45QR7 nidx=null parent=45RQ7]
 + Nassa (Niotha) fufana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMP nidx=null parent=BYFP7]
Nassa (Uzita) varicosecostata
 - Nassa (Uzita) varicosecostata P. J. Fischer, 1927 [SYNONYM SPECIES 286246:45QSB nidx=null parent=745YN]
 + Nassa (Uzita) varicosecostata P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMV nidx=null parent=BYFNS]
Nassa (Zeuxis) exstinctelirata
 - Nassa (Zeuxis) exstinctelirata P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BVRKW nidx=null parent=45RPF]
 + Nassa (Zeuxis) exstinctelirata P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMW nidx=null parent=BYFP5]
Nassa exstinctelirata
 - Nassa exstinctelirata P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BWVKD nidx=null parent=45RPF]
 + Nassa exstinctelirata P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYFMX nidx=null parent=BYFP5]
Nassaria teschi
 - Nassaria teschi (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6BSR nidx=null]
 + Nassaria teschi (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKPK nidx=null]
Nassarius (Hima) varicosecostatus
 - Nassarius (Hima) varicosecostatus (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:45RBV nidx=null parent=745YN]
 + Nassarius (Hima) varicosecostatus (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYFNT nidx=null parent=BYFNS]
Nassarius (Profundinassa) infralaevis
 - Nassarius (Profundinassa) infralaevis (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:6S6JK nidx=null parent=45RS2]
 + Nassarius (Profundinassa) infralaevis (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYFNZ nidx=null parent=BYFP2]
Nassarius (Zeuxis) alfuricus
 - Nassarius (Zeuxis) alfuricus (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:7S9PV nidx=null parent=6S6J3]
 + Nassarius (Zeuxis) alfuricus (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYFFL nidx=null parent=BYFFM]
Nassarius (Zeuxis) exstincteliratus
 - Nassarius (Zeuxis) exstincteliratus (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:45RG9 nidx=null parent=45RPF]
 + Nassarius (Zeuxis) exstincteliratus (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYFP6 nidx=null parent=BYFP5]
Nassarius (Zeuxis) fufanus
 - Nassarius (Zeuxis) fufanus (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:746J7 nidx=null parent=45RQ7]
 + Nassarius (Zeuxis) fufanus (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYFP8 nidx=null parent=BYFP7]
Nassarius alfuricus
 - Nassarius alfuricus (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:6S6J3 nidx=null]
 + Nassarius alfuricus (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYFFM nidx=null]
Nassarius exstincteliratus
 - Nassarius exstincteliratus (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:45RPF nidx=null]
 + Nassarius exstincteliratus (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYFP5 nidx=null]
Nassarius fufanus
 - Nassarius fufanus (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:45RQ7 nidx=null]
 + Nassarius fufanus (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYFP7 nidx=null]
Nassarius infralaevis
 - Nassarius infralaevis (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:45RS2 nidx=null]
 + Nassarius infralaevis (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYFP2 nidx=null]
Nassarius varicosecostatus
 - Nassarius varicosecostatus (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:745YN nidx=null]
 + Nassarius varicosecostatus (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYFNS nidx=null]
Necrophorus anglicus
 - Necrophorus anglicus Stephens, 1830 [SYNONYM SPECIES 286246:9MWGC nidx=null parent=9KJ39]
 + Necrophorus anglicus Stephens, 1830 [SYNONYM SPECIES 287332:BYFPZ nidx=null parent=9KJ39]
 + Necrophorus anglicus Stephens, 1829 [SYNONYM SPECIES 287332:BYFQ2 nidx=null parent=9KJ39]
Neomegalodon anceps
 - Neomegalodon anceps (Laube, 1865) [ACCEPTED SPECIES 286246:8Y6MP nidx=null]
 + Neomegalodon anceps (Laube, 1866) [ACCEPTED SPECIES 287332:7SB9R nidx=null]
Neopsammastacus spinicaudatus
 - Neopsammastacus spinicaudatus (Rao & Ganapati, 1969) [SYNONYM SPECIES 286246:7XGH5 nidx=null parent=46R9Y]
 + Neopsammastacus spinicaudatus (Rao & Ganapati, 1969) [ACCEPTED SPECIES 287332:46R9Z nidx=null]
Neorhabditis andrassyii
 - Neorhabditis andrassyii Tabassum, Nasir & Shahina, 2021 [ACCEPTED SPECIES 286246:BXPYD nidx=null]
 + Neorhabditis andrassyii Khanum, Mehmood & Fayyaz, 2021 [ACCEPTED SPECIES 287332:BYWSX nidx=null]
Neritimorpha
 - Neritimorpha Golikov & Starobogatov, 1975 [ACCEPTED SUBCLASS 286246:7NVXL nidx=null]
 + Neritimorpha Koken, 1896 [ACCEPTED SUBCLASS 287332:BXW4H nidx=null]
Nerocila pulicatensis
 - Nerocila pulicatensis Jayadev Babu & Sanjeeva Raj, 1980 [ACCEPTED SPECIES 286246:748TX nidx=null]
 + Nerocila pulicatensis Jayadev Babu & Sanjeeva Raj, 1985 [SYNONYM SPECIES 287332:BYFRG nidx=null parent=476B4]
Neutrodiaptomus amurensis
 - Neutrodiaptomus amurensis (Rylov, 1918) [ACCEPTED SPECIES 286246:47BLJ nidx=null]
 + Neutrodiaptomus amurensis (Rylov, 1922) [ACCEPTED SPECIES 287332:BYFVT nidx=null]
Nothotylenchidae
 - Nothotylenchidae Thorne, 1941 [SYNONYM EPIFAMILY 286246:BXLL2 nidx=null parent=87BY4]
 + Nothotylenchidae Thorne, 1941 [SYNONYM FAMILY 287332:BYTLX nidx=null parent=87BY4]
Nuculana alfurica
 - Nuculana alfurica (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6H7C nidx=null]
 + Nuculana alfurica (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKR5 nidx=null]
Nuculana radiatelirata
 - Nuculana radiatelirata (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6FZC nidx=null]
 + Nuculana radiatelirata (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKR7 nidx=null]
Ocinebrina fufana
 - Ocinebrina fufana (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6FFJ nidx=null]
 + Ocinebrina fufana (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKRD nidx=null]
Odontostomus gemellatus
 - Odontostomus gemellatus Ancey, 1904 [SYNONYM SPECIES 286246:8QH8M nidx=null parent=7QWST]
 + Odontostomus gemellatus Ancey, 1901 [SYNONYM SPECIES 287332:BYG63 nidx=null parent=BY86L]
Oligotoma epitonica
 - Oligotoma epitonica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CMF nidx=null parent=B6DGD]
 + Oligotoma epitonica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKRS nidx=null parent=BYGNC]
Onchocerca
 - Onchocerca [ACCEPTED GENUS 286246:99V4S nidx=null]
 + Onchocerca Diesing, 1841 [ACCEPTED GENUS 287332:BXWJT nidx=null]
Oncideres callydryas
 - Oncideres callydryas [SYNONYM SPECIES 286246:BVS2V nidx=null parent=6QLRW]
 + Oncideres callydryas [SYNONYM SPECIES 287332:BYG66 nidx=null parent=6QLRW]
Orchestia chiliensis
 - Orchestia chiliensis [AMBIGUOUS_SYNONYM SPECIES 286246:7556H nidx=null parent=57XNM]
 + Orchestia chiliensis Milne Edwards, 1840 [AMBIGUOUS_SYNONYM SPECIES 287332:BYGCR nidx=null parent=57XNM]
Orchestia floresiana
 - Orchestia floresiana [AMBIGUOUS_SYNONYM SPECIES 286246:74T6D nidx=null parent=6J9VQ]
 + Orchestia floresiana Weber, 1892 [AMBIGUOUS_SYNONYM SPECIES 287332:BYGCS nidx=null parent=6J9VQ]
Orchestia incisimana
 - Orchestia incisimana [SYNONYM SPECIES 286246:754VZ nidx=null parent=4JNKC]
 + Orchestia incisimana Chevreux, 1888 [SYNONYM SPECIES 287332:BYGCT nidx=null parent=4JNKC]
Orchestoidea californiana
 - Orchestoidea californiana [SYNONYM SPECIES 286246:6SSWZ nidx=null parent=3YVSS]
 + Orchestoidea californiana (Brandt, 1851) [SYNONYM SPECIES 287332:BYGBN nidx=null parent=3YVSS]
Orchestoidea pugettensis
 - Orchestoidea pugettensis [SYNONYM SPECIES 286246:74SWZ nidx=null parent=3YVSX]
 + Orchestoidea pugettensis (Dana, 1853) [SYNONYM SPECIES 287332:BYGBP nidx=null parent=3YVSX]
Orientatractis brycini
 - Orientatractis brycini González-Solís & Mariaux, 2017 [ACCEPTED SPECIES 286246:9BW82 nidx=null]
 + Orientatractis brycini González-Solís & Mariaux, 2020 [ACCEPTED SPECIES 287332:BYKSV nidx=null]
Orthocerida
 - Orthocerida [ACCEPTED ORDER 286246:7NVYZ nidx=null]
 + Orthocerida Kuhn, 1940 [ACCEPTED ORDER 287332:BXXR4 nidx=null]
Ortholomia glauca
 - Ortholomia glauca Turner, 1922 [SYNONYM SPECIES 286246:97S6K nidx=null parent=6SWL3]
 + Ortholomia glauca (Walker, 1865) [ACCEPTED SPECIES 287332:BYDTZ nidx=null]
Otiorhynchus vranensis
 - Otiorhynchus vranensis Apfelbeck, 1895 [SYNONYM SPECIES 286246:B7VDF nidx=null parent=373HP]
 + Otiorhynchus vranensis Apfelbeck, 1894 [SYNONYM SPECIES 287332:BYKTM nidx=null parent=373HP]
 + Otiorhynchus vranensis Apfelbeck, 1895 [SYNONYM SPECIES 287332:BYKTN nidx=null parent=373HP]
Ovula triticea
 - Ovula triticea P. J. Fischer, 1927 [AMBIGUOUS_SYNONYM SPECIES 286246:4B9Z9 nidx=null parent=4MVQY]
 + Ovula triticea Lamarck, 1810 [SYNONYM SPECIES 287332:BYGJQ nidx=null parent=4MVQY]
Pachymerus (Ancylopus) abietis
 - Pachymerus (Ancylopus) abietis [SYNONYM SPECIES 286246:8QPJF nidx=null parent=8P7YX]
 + Pachymerus (Ancylopus) abietis [SYNONYM SPECIES 287332:BYGLB nidx=null parent=8P7YX]
Paoliella (Paoliella) browni
 - Paoliella (Paoliella) browni Quednau, 1962 [ACCEPTED SPECIES 286246:4CJ2W nidx=null]
 + Paoliella (Paoliella) browni Quednau, 1962 [ACCEPTED SPECIES 287332:BYDZD nidx=null]
Paoliella (Paoliella) sawa
 - Paoliella (Paoliella) sawa (Eastop, 1955) [ACCEPTED SPECIES 286246:BVSKR nidx=null]
 + Paoliella (Paoliella) sawa (Eastop, 1955) [ACCEPTED SPECIES 287332:BYGNZ nidx=null]
Papilio freija
 - Papilio freija Quensel, 1791 [SYNONYM SPECIES 286246:938JX nidx=null parent=WB8G]
 + Papilio freija Thunberg, 1791 [SYNONYM SPECIES 287332:BYGP7 nidx=null parent=BY79D]
Paracordyloporus occupatus
 - Paracordyloporus occupatus Attems, 1938 [ACCEPTED SPECIES 286246:4CR9R nidx=null]
 + Paracordyloporus occupatus Attems, 1940 [ACCEPTED SPECIES 287332:BYGQ6 nidx=null]
Paradiplatys (Paradiplatys)
 - Paradiplatys (Paradiplatys) Zacher, 1910 [ACCEPTED SUBGENUS 286246:B6RMR nidx=null]
 + Paradiplatys (Paradiplatys) Zacher, 1910 [ACCEPTED SUBGENUS 287332:BY22N nidx=null]
Paraleptastacus unisetosus
 - Paraleptastacus unisetosus Itô Tat, 1972 [ACCEPTED SPECIES 286246:4CYKF nidx=null]
 + Paraleptastacus unisetosus Itô, 1972 [ACCEPTED SPECIES 287332:BYGQP nidx=null]
Pararhyssocolpus paradoxus
 - Pararhyssocolpus paradoxus (Loof, 1975) Elshishka, Lazarova, Radoslavov, Hristov & Peneva, 2017 [ACCEPTED SPECIES 286246:9ZCZD nidx=null]
 + Pararhyssocolpus paradoxus (Loof, 1975) Elshishka, Lazarova, Radoslavov, Hristov & Peneva, 2015 [ACCEPTED SPECIES 287332:BYKWD nidx=null]
Parasitaphelenchus
 - Parasitaphelenchus [ACCEPTED GENUS 286246:63M42 nidx=null]
 + Parasitaphelenchus Fuchs, 1929 [ACCEPTED GENUS 287332:BY4B7 nidx=null]
Parasitaphelenchus hylastophilus
 - Parasitaphelenchus hylastophilus [ACCEPTED SPECIES 286246:BXH3Y nidx=null]
 + Parasitaphelenchus hylastophilus Fuchs, 1930 [SYNONYM SPECIES 287332:BYSKR nidx=null parent=BYRSW]
Parastaurosoma
 - Parastaurosoma Avdeev & Avdeev, 1975 [SYNONYM GENUS 286246:BGMGF nidx=null parent=7PGL9]
 + Parastaurosoma Avdeev & Avdeev, 1978 [SYNONYM GENUS 287332:BYFW9 nidx=null parent=7PGL9]
Pareuchelus insulindae
 - Pareuchelus insulindae (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:BDRMS nidx=null]
 + Pareuchelus insulindae (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYKWW nidx=null]
Parorchestia tenuis
 - Parorchestia tenuis [AMBIGUOUS_SYNONYM SPECIES 286246:4DS88 nidx=null parent=6FKWD]
 + Parorchestia tenuis (Dana, 1852) [AMBIGUOUS_SYNONYM SPECIES 287332:BY252 nidx=null parent=6FKWD]
Patagoniscus iheringi
 - Patagoniscus iheringi Verhoeff, 1951 [SYNONYM SPECIES 286246:4DZFF nidx=null parent=7B362]
 + Patagoniscus iheringi Verhoeff, 1939 [SYNONYM SPECIES 287332:BYGVY nidx=null parent=7B362]
Pecten (Chlamys) gracilisquamosa
 - Pecten (Chlamys) gracilisquamosa P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BVWNT nidx=null parent=B6J72]
 + Pecten (Chlamys) gracilisquamosa P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKXD nidx=null parent=BYKKY]
Pecten (Chlamys) gracilisquamosus
 - Pecten (Chlamys) gracilisquamosus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:BX2B7 nidx=null parent=B6J72]
 + Pecten (Chlamys) gracilisquamosus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYKXF nidx=null parent=BYKKY]
Pecten subtripartitus
 - Pecten subtripartitus d'Archiac, 1848 [SYNONYM SPECIES 286246:B5BXH nidx=null parent=BWXFH]
 + Pecten subtripartitus d'Archiac, 1850 [SYNONYM SPECIES 287332:BYKY4 nidx=null parent=BYH54]
Pectunculus mertoni
 - Pectunculus mertoni Boettger, 1918 [SYNONYM SPECIES 286246:6TXJN nidx=null parent=3GFHM]
 + Pectunculus mertoni C. R. Boettger, 1915 [SYNONYM SPECIES 287332:BY3C9 nidx=null parent=3GFHM]
Pemphigus (Pemphigus) eastopi
 - Pemphigus (Pemphigus) eastopi [ACCEPTED SPECIES 286246:BWX98 nidx=null]
 + Pemphigus (Pemphigus) eastopi [ACCEPTED SPECIES 287332:76FDY nidx=null]
Pemphigus (Pemphigus) niishimae
 - Pemphigus (Pemphigus) niishimae [ACCEPTED SPECIES 286246:BWX9K nidx=null]
 + Pemphigus (Pemphigus) niishimae [ACCEPTED SPECIES 287332:BYGZR nidx=null]
Pemphigus (Pemphigus) populinigrae
 - Pemphigus (Pemphigus) populinigrae (Schrank, 1801) [ACCEPTED SPECIES 286246:BT6C9 nidx=null]
 + Pemphigus (Pemphigus) populinigrae (Schrank, 1801) [ACCEPTED SPECIES 287332:76FFF nidx=null]
Pemphigus (Pemphigus) salicis
 - Pemphigus (Pemphigus) salicis [ACCEPTED SPECIES 286246:BWX9P nidx=null]
 + Pemphigus (Pemphigus) salicis [ACCEPTED SPECIES 287332:BYGZW nidx=null]
Pemphigus (Pemphigus) yanagi
 - Pemphigus (Pemphigus) yanagi [ACCEPTED SPECIES 286246:BT8RK nidx=null]
 + Pemphigus (Pemphigus) yanagi [ACCEPTED SPECIES 287332:76FG9 nidx=null]
Peraphelenchus
 - Peraphelenchus [ACCEPTED GENUS 286246:6KZP nidx=null]
 + Peraphelenchus Wachek, 1955 [ACCEPTED GENUS 287332:BY4B8 nidx=null]
Phalaena (Tinea) goedartella
 - Phalaena (Tinea) goedartella Linnaeus, 1758 [SYNONYM SPECIES 286246:BRCXH nidx=null parent=BFLFD]
 + Phalaena (Tinea) goedartella Linnaeus, 1758 [SYNONYM SPECIES 287332:94CZG nidx=null parent=BFLFD]
Philoscia bonariensis
 - Philoscia bonariensis Giambiagi de Calabrese, 1939 [SYNONYM SPECIES 286246:4GCW3 nidx=null parent=3JFLX]
 + Philoscia bonariensis Giambiagi de Calabrese, 1935 [SYNONYM SPECIES 287332:BYH78 nidx=null parent=3JFLX]
Phippsia romeri
 - Phippsia romeri Schellenberg, 1925 [SYNONYM SPECIES 286246:76Z24 nidx=null parent=76YQ4]
 + Phippsia romeri [SYNONYM SPECIES 287332:BYH83 nidx=null parent=76YQ4]
Phos nodulosecostatus
 - Phos nodulosecostatus P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CPW nidx=null]
 + Phos nodulosecostatus P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYL2W nidx=null]
Phos seranus
 - Phos seranus P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6GTQ nidx=null]
 + Phos seranus P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYL2X nidx=null]
Phyllidia multituberculata
 - Phyllidia multituberculata C. R. Boettger, 1918 [ACCEPTED SPECIES 286246:4H4Y2 nidx=null]
 + Phyllidia multituberculata C. R. Boettger, 1915 [ACCEPTED SPECIES 287332:BY3D7 nidx=null]
Pineus (Pineus) patchiae
 - Pineus (Pineus) patchiae Börner, 1926 [ACCEPTED SPECIES 286246:8PHNX nidx=null]
 + Pineus (Pineus) patchiae Börner, 1926 [ACCEPTED SPECIES 287332:BYHHJ nidx=null]
Placuna papyracea
 - Placuna papyracea Bruguière, 1792 [SYNONYM SPECIES 286246:77NFD nidx=null parent=6VNFF]
 + Placuna papyracea Lamarck, 1819 [SYNONYM SPECIES 287332:BY3DQ nidx=null parent=6VNFF]
Plagiorchis (Multiglandularis) arcuatus
 - Plagiorchis (Multiglandularis) arcuatus Strom, 1924 [SYNONYM SPECIES 286246:BTS8B nidx=null parent=BTS89]
 + Plagiorchis (Multiglandularis) arcuatus Shtrom, 1924 [SYNONYM SPECIES 287332:BYSQ8 nidx=null parent=BYSQ7]
Plagiorchis (Multiglandularis) eutamiatis zibethicus
 - Plagiorchis (Multiglandularis) eutamiatis zibethicus Vassiliev, 1939 [ACCEPTED SUBSPECIES 286246:BV36D nidx=null]
 + Plagiorchis (Multiglandularis) eutamiatis zibethicus Vasilev, 1939 [ACCEPTED SUBSPECIES 287332:BYWNZ nidx=null]
Plagiorchis (Multiglandularis) extremus
 - Plagiorchis (Multiglandularis) extremus Strom, 1940 [SYNONYM SPECIES 286246:BTS8L nidx=null parent=BTS8M]
 + Plagiorchis (Multiglandularis) extremus Shtrom, 1940 [SYNONYM SPECIES 287332:BYSQJ nidx=null parent=BYSQH]
Plagiorchis (Multiglandularis) obtusus
 - Plagiorchis (Multiglandularis) obtusus Strom, 1940 [SYNONYM SPECIES 286246:8VP7B nidx=null parent=84CC9]
 + Plagiorchis (Multiglandularis) obtusus Shtrom, 1940 [SYNONYM SPECIES 287332:BYHND nidx=null parent=BYHNF]
Plagiorchis (Multiglandularis) strictus
 - Plagiorchis (Multiglandularis) strictus Strom, 1940 [SYNONYM SPECIES 286246:BV5PG nidx=null parent=BV5PF]
 + Plagiorchis (Multiglandularis) strictus Shtrom, 1940 [SYNONYM SPECIES 287332:BYWPS nidx=null parent=BYWPR]
Plagiorchis arcuatus
 - Plagiorchis arcuatus Strom, 1924 [ACCEPTED SPECIES 286246:BTS89 nidx=null]
 + Plagiorchis arcuatus Shtrom, 1924 [ACCEPTED SPECIES 287332:BYSQ7 nidx=null]
Plagiorchis eutamiatis
 - Plagiorchis eutamiatis Shullz, 1932 [ACCEPTED SPECIES 286246:BV356 nidx=null]
 + Plagiorchis eutamiatis Schulz, 1932 [ACCEPTED SPECIES 287332:BYWNX nidx=null]
Plagiorchis extremus
 - Plagiorchis extremus Strom, 1940 [ACCEPTED SPECIES 286246:BTS8M nidx=null]
 + Plagiorchis extremus Shtrom, 1940 [ACCEPTED SPECIES 287332:BYSQH nidx=null]
Plagiorchis gonzalchavezi
 - Plagiorchis gonzalchavezi Cerecero, 1949 [ACCEPTED SPECIES 286246:BTVY9 nidx=null]
 + Plagiorchis gonzalchavezi Zerecero y D., 1949 [ACCEPTED SPECIES 287332:BYTJ2 nidx=null]
Plagiorchis muris
 - Plagiorchis muris (Tanabe, 1922) [ACCEPTED SPECIES 286246:BT9KC nidx=null]
 + Plagiorchis muris (Tanabe, 1922) Schulz & Skvortsov, 1931 [ACCEPTED SPECIES 287332:BYHKJ nidx=null]
Plagiorchis obtusus
 - Plagiorchis obtusus Strom, 1940 [ACCEPTED SPECIES 286246:84CC9 nidx=null]
 + Plagiorchis obtusus Shtrom, 1940 [ACCEPTED SPECIES 287332:BYHNF nidx=null]
Plagiorchis oviformis
 - Plagiorchis oviformis Strom, 1940 [ACCEPTED SPECIES 286246:B7Q5D nidx=null]
 + Plagiorchis oviformis Shtrom, 1950 [ACCEPTED SPECIES 287332:BYL4R nidx=null]
Plagiorchis strictus
 - Plagiorchis strictus Strom., 1940 [ACCEPTED SPECIES 286246:BV5PF nidx=null]
 + Plagiorchis strictus Shtrom., 1940 [ACCEPTED SPECIES 287332:BYWPR nidx=null]
Platytheba mingrelica
 - Platytheba mingrelica (Hesse, 1921) [SYNONYM SPECIES 286246:BHDYH nidx=null parent=3QMV5]
 + Platytheba mingrelica (P. Hesse, 1918) [SYNONYM SPECIES 287332:BYL54 nidx=null parent=BYCBH]
Polychoa aeruginosa
 - Polychoa aeruginosa Gaede, 1930 [SYNONYM SPECIES 286246:983KR nidx=null parent=4L468]
 + Polychoa aeruginosa Schintlmeister, 2013 [ACCEPTED SPECIES 287332:BYL6D nidx=null]
Polymixis atossa
 - Polymixis atossa Hacker, 1990 [SYNONYM SPECIES 286246:BMW4K nidx=null parent=95CDL]
 + Polymixis atossa Hacker, 1990 [SYNONYM SPECIES 287332:95CDN nidx=null parent=95CDL]
Porcellio balearicus
 - Porcellio balearicus Cruz & Garcia, 1994 [ACCEPTED SPECIES 286246:4LW4H nidx=null]
 + Porcellio balearicus Cruz & Garcia, 1992 [ACCEPTED SPECIES 287332:BYJ9P nidx=null]
Porcellio nassonovi
 - Porcellio nassonovi Korčagin, 1888 [SYNONYM SPECIES 286246:84CHL nidx=null parent=BV3GL]
 + Porcellio nassonovi Bogdanov, 1886 [SYNONYM SPECIES 287332:BYJD6 nidx=null parent=BV3GL]
Praephiline finmarchica
 - Praephiline finmarchica (M. Sars, 1859) [ACCEPTED SPECIES 286246:7SSZ6 nidx=null]
 + Praephiline finmarchica (M. Sars, 1859) [SYNONYM SPECIES 287332:4M8LY nidx=null parent=3S87Y]
Prismatolaimus intermedius
 - Prismatolaimus intermedius (Bütschli, 1873) sensu de Coninck, 1931 [SYNONYM SPECIES 286246:BFW6K nidx=null parent=87P4Q]
 + Prismatolaimus intermedius [SYNONYM SPECIES 287332:BYFZZ nidx=null parent=87P4Q]
Prociphilus (Paraprociphilus) tessellatus
 - Prociphilus (Paraprociphilus) tessellatus (Fitch, 1851) [ACCEPTED SPECIES 286246:BWW88 nidx=null]
 + Prociphilus (Paraprociphilus) tessellatus (Fitch, 1851) [ACCEPTED SPECIES 287332:4MNFK nidx=null]
Prociphilus (Prociphilus) umarovi
 - Prociphilus (Prociphilus) umarovi [ACCEPTED SPECIES 286246:BWYQB nidx=null]
 + Prociphilus (Prociphilus) umarovi [ACCEPTED SPECIES 287332:BYJJ9 nidx=null]
Prociphilus (Stagona) himalayaensis
 - Prociphilus (Stagona) himalayaensis Chakrabarti, 1976 [ACCEPTED SPECIES 286246:BVV97 nidx=null]
 + Prociphilus (Stagona) himalayaensis Chakrabarti, 1976 [ACCEPTED SPECIES 287332:4MNGS nidx=null]
Procyrnea
 - Procyrnea [ACCEPTED GENUS 286246:6WD8 nidx=null]
 + Procyrnea Chabaud, 1958 [ACCEPTED GENUS 287332:BXW9Z nidx=null]
Protomedeia afra
 - Protomedeia afra Della Valle, 1893 [SYNONYM SPECIES 286246:4N5Y2 nidx=null parent=3SLCJ]
 + Protomedeia afra (Stebbing, 1888) [SYNONYM SPECIES 287332:BYJL6 nidx=null parent=3SLCJ]
Protostrongylus rufescens
 - Protostrongylus rufescens (Leuckart, 1865) [ACCEPTED SPECIES 286246:9WSNM nidx=null]
 + Protostrongylus rufescens (Leuckart, 1865) Kamensky, 1905 [ACCEPTED SPECIES 287332:BY2D6 nidx=null]
Psammastacus spinicaudatus
 - Psammastacus spinicaudatus Wells, 1967 [SYNONYM SPECIES 286246:7WMQ3 nidx=null parent=46R9Y]
 + Psammastacus spinicaudatus Rao & Ganapati, 1969 [SYNONYM SPECIES 287332:BYJM4 nidx=null parent=46R9Z]
Psammotrupes
 - Psammotrupes Guérin-Méneville, 1844 [SYNONYM GENUS 286246:6YD8 nidx=null parent=9JK74]
 + Psammotrupes Guérin-Méneville, 1838 [SYNONYM GENUS 287332:BY2CX nidx=null parent=9JK74]
Pseudocharopinus malleus
 - Pseudocharopinus malleus (Rudolphi in von Nordmann, 1832) [ACCEPTED SPECIES 286246:4NT8B nidx=null]
 + Pseudocharopinus malleus (Nordmann, 1832) [ACCEPTED SPECIES 287332:BYJP3 nidx=null]
Pseudokuzicus (Pseudokuzicus)
 - Pseudokuzicus (Pseudokuzicus) Gorochov, 1993 [ACCEPTED SUBGENUS 286246:9XDR2 nidx=null]
 + Pseudokuzicus (Pseudokuzicus) Gorochov, 1993 [ACCEPTED SUBGENUS 287332:BXWC4 nidx=null]
Pseudonerice
 - Pseudonerice [ACCEPTED GENUS 286246:72T4 nidx=null]
 + Pseudonerice Bryk, 1949 [SYNONYM GENUS 287332:BY2F8 nidx=null parent=92L62]
Pseudopalmuloidea
 - Pseudopalmuloidea Vachard & . al., 2010 emend. Vachard, 2016 [ACCEPTED SUPERFAMILY 286246:7ZSXC nidx=null]
 + Pseudopalmuloidea Bykova in Rauzer-Chernousova & Fursenko, 1959 nom. transl. Vachard & . al., 2010 emend. Vachard, 2016 [ACCEPTED SUPERFAMILY 287332:BXXRQ nidx=null]
Pycnofragilia
 - Pycnofragilia Stock, 1974 [ACCEPTED GENUS 286246:84T3D nidx=null]
 + Pycnofragilia Hedgpeth, 1943 [ACCEPTED GENUS 287332:BY2GM nidx=null]
Quasiendothyridae
 - Quasiendothyridae Rozovskaya, 1961 [ACCEPTED FAMILY 286246:7ZSZH nidx=null]
 + Quasiendothyridae Reitlinger, 1961 nom. transl. Rozovskaya in Poyarkov, 1963 [ACCEPTED FAMILY 287332:BXXW4 nidx=null]
Quasiendothyroidea
 - Quasiendothyroidea Rozovskaya, 1961 in Hance et al., 2011 [ACCEPTED SUPERFAMILY 286246:7ZSXF nidx=null]
 + Quasiendothyroidea Reitlinger, 1961 nom. transl. Hance et al., 2011 [ACCEPTED SUPERFAMILY 287332:BXXRR nidx=null]
Rafinesquia
 - Rafinesquia Raf. [SYNONYM UNRANKED 286246:B7WQ3 nidx=null parent=99F8S]
 + Rafinesquia Raf. [SYNONYM GENUS 287332:BXWL4 nidx=null parent=8VWBG]
 + Rafinesquia Raf. [SYNONYM UNRANKED 287332:BXWL5 nidx=null parent=99F8S]
Raphitoma alfurica
 - Raphitoma alfurica P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CQY nidx=null]
 + Raphitoma alfurica P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYLC8 nidx=null]
Raphitoma embryolirata
 - Raphitoma embryolirata P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6J7G nidx=null]
 + Raphitoma embryolirata P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYLC9 nidx=null]
Rhagium (Rhagium) mordax
 - Rhagium (Rhagium) mordax [SYNONYM SPECIES 286246:BRVT2 nidx=null parent=4RYQ9]
 + Rhagium (Rhagium) mordax [SYNONYM SPECIES 287332:BYGLV nidx=null parent=4RYQ9]
Rheochara
 - Rheochara Mulsant & Rey, 1875 [SYNONYM GENUS 286246:BWG7Z nidx=null parent=9JBP5]
 + Rheochara Mulsant & Rey, 1874 [SYNONYM GENUS 287332:BY2J6 nidx=null parent=9JBP5]
 + Rheochara Mulsant & Rey, 1875 [SYNONYM GENUS 287332:BY2J7 nidx=null parent=9JBP5]
Rhopalomyzus (Rhopalomyzus)
 - Rhopalomyzus (Rhopalomyzus) Mordvilko, 1921 [SYNONYM SUBGENUS 286246:BWG88 nidx=null parent=8Q6M2]
 + Rhopalomyzus (Rhopalomyzus) Mordvilko, 1921 [SYNONYM SUBGENUS 287332:BY2JG nidx=null parent=8Q6M2]
Rhopalomyzus (Rhopalomyzus) coerulescens
 - Rhopalomyzus (Rhopalomyzus) coerulescens [SYNONYM SPECIES 286246:BWZSK nidx=null parent=3MVCM]
 + Rhopalomyzus (Rhopalomyzus) coerulescens [SYNONYM SPECIES 287332:BYKJ9 nidx=null parent=3MVCM]
Rhopalomyzus (Rhopalomyzus) tianshanica
 - Rhopalomyzus (Rhopalomyzus) tianshanica [ACCEPTED SPECIES 286246:B7F4W nidx=null]
 + Rhopalomyzus (Rhopalomyzus) tianshanica [ACCEPTED SPECIES 287332:BYKJC nidx=null]
Rhopalosiphoninus (Rhopalosiphoninus) latysiphon
 - Rhopalosiphoninus (Rhopalosiphoninus) latysiphon (Davidson, 1912) [ACCEPTED SPECIES 286246:4SLQK nidx=null]
 + Rhopalosiphoninus (Rhopalosiphoninus) latysiphon (Davidson, 1912) [ACCEPTED SPECIES 287332:BXZKT nidx=null]
Rhopalosiphoninus (Rhopalosiphoninus) longisetosus
 - Rhopalosiphoninus (Rhopalosiphoninus) longisetosus Chakrabarti & Ghosh, 1974 [ACCEPTED SPECIES 286246:BWZT5 nidx=null]
 + Rhopalosiphoninus (Rhopalosiphoninus) longisetosus Chakrabarti & Ghosh, 1974 [ACCEPTED SPECIES 287332:4SLQL nidx=null]
Rhopalosiphoninus (Rhopalosiphoninus) ribesinus
 - Rhopalosiphoninus (Rhopalosiphoninus) ribesinus (van der Goot, 1912) [ACCEPTED SPECIES 286246:BT8DC nidx=null]
 + Rhopalosiphoninus (Rhopalosiphoninus) ribesinus (van der Goot, 1912) [ACCEPTED SPECIES 287332:4SLQP nidx=null]
Rhysiidae
 - Rhysiidae (Hickson & Gravely, 1907) [ACCEPTED FAMILY 286246:7NKW4 nidx=null]
 + Rhysiidae Brinckmann, 1965 [ACCEPTED FAMILY 287332:BXWBT nidx=null]
Ribeiriidae
 - Ribeiriidae Koboyashi, 1933 [ACCEPTED FAMILY 286246:7NWZK nidx=null]
 + Ribeiriidae Kobayashi, 1933 [ACCEPTED FAMILY 287332:BXXWJ nidx=null]
Rissoina ephamella
 - Rissoina ephamella sensu Laseron, 1956, not R.B.Watson, 1886 [SYNONYM SPECIES 286246:BHHDZ nidx=null parent=75LRF]
 + Rissoina ephamella [sic] [SYNONYM SPECIES 287332:BYLD9 nidx=null parent=75LRF]
Rissoina serana
 - Rissoina serana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B4J55 nidx=null]
 + Rissoina serana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:4T6LW nidx=null]
Rissoina trilirata
 - Rissoina trilirata P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B4J56 nidx=null]
 + Rissoina trilirata P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:4T6P6 nidx=null]
Robustodorus
 - Robustodorus [ACCEPTED GENUS 286246:9HGYB nidx=null]
 + Robustodorus Andrassy, 2007 [ACCEPTED GENUS 287332:BXWLD nidx=null]
Saemundssonia (Saemundssonia) platygaster
 - Saemundssonia (Saemundssonia) platygaster (Denny, 1842) [ACCEPTED SPECIES 286246:78ZWV nidx=null]
 + Saemundssonia (Saemundssonia) platygaster (Denny, 1842) [ACCEPTED SPECIES 287332:BXZLM nidx=null]
Scaphytopius (Cloanthanus) acutus cirrus
 - Scaphytopius (Cloanthanus) acutus cirrus Musgrave, 1975 [SYNONYM SUBSPECIES 286246:8RFTY nidx=null parent=9LK97]
 + Scaphytopius (Cloanthanus) acutus cirrus Musgrave, 1975 [SYNONYM SUBSPECIES 287332:BYPYG nidx=null parent=9LK97]
Scaphytopius (Cloanthanus) analis castranus
 - Scaphytopius (Cloanthanus) analis castranus (Ball, 1931) [SYNONYM SUBSPECIES 286246:BX5CX nidx=null parent=9LK9D]
 + Scaphytopius (Cloanthanus) analis castranus (Ball, 1931) [SYNONYM SUBSPECIES 287332:BQFFY nidx=null parent=9LK9D]
Scaphytopius (Cloanthanus) canus
 - Scaphytopius (Cloanthanus) canus Hepner, 1946 [SYNONYM SPECIES 286246:BVSSZ nidx=null parent=9KSKK]
 + Scaphytopius (Cloanthanus) canus Hepner, 1946 [SYNONYM SPECIES 287332:8RDWQ nidx=null parent=9KSKK]
Scaphytopius (Cloanthanus) cumbresus
 - Scaphytopius (Cloanthanus) cumbresus Linnavuori & DeLong, 1978 [SYNONYM SPECIES 286246:8RDWY nidx=null parent=9KSKZ]
 + Scaphytopius (Cloanthanus) cumbresus Linnavuori & DeLong, 1978 [SYNONYM SPECIES 287332:BYKV9 nidx=null parent=9KSKZ]
Scaphytopius (Cloanthanus) ferruginosus
 - Scaphytopius (Cloanthanus) ferruginosus Zanol, 2000 [SYNONYM SPECIES 286246:BX284 nidx=null parent=9KSLQ]
 + Scaphytopius (Cloanthanus) ferruginosus Zanol, 2000 [SYNONYM SPECIES 287332:8RDX9 nidx=null parent=9KSLQ]
Scaphytopius (Cloanthanus) hilaris
 - Scaphytopius (Cloanthanus) hilaris Linnavuori, 1959 [SYNONYM SPECIES 286246:BVWLM nidx=null parent=9KSMC]
 + Scaphytopius (Cloanthanus) hilaris Linnavuori, 1959 [SYNONYM SPECIES 287332:8RDXQ nidx=null parent=9KSMC]
Scaphytopius (Cloanthanus) iadmon
 - Scaphytopius (Cloanthanus) iadmon Linnavuori, 1973 [SYNONYM SPECIES 286246:BVWLN nidx=null parent=9KSMF]
 + Scaphytopius (Cloanthanus) iadmon Linnavuori, 1973 [SYNONYM SPECIES 287332:8RDXS nidx=null parent=9KSMF]
Scaphytopius (Cloanthanus) nigrinotus
 - Scaphytopius (Cloanthanus) nigrinotus Caldwell, 1952 [SYNONYM SPECIES 286246:BX28F nidx=null parent=9KSNR]
 + Scaphytopius (Cloanthanus) nigrinotus Caldwell, 1952 [SYNONYM SPECIES 287332:8RDYH nidx=null parent=9KSNR]
Scaphytopius (Cloanthanus) pallescens
 - Scaphytopius (Cloanthanus) pallescens Linnavuori & DeLong, 1979 [SYNONYM SPECIES 286246:8RDYN nidx=null parent=9KSP4]
 + Scaphytopius (Cloanthanus) pallescens Linnavuori & DeLong, 1979 [SYNONYM SPECIES 287332:BYKVH nidx=null parent=9KSP4]
Scaphytopius (Cloanthanus) transversalis
 - Scaphytopius (Cloanthanus) transversalis Linnavuori, 1959 [SYNONYM SPECIES 286246:8RDZG nidx=null parent=9KSQ5]
 + Scaphytopius (Cloanthanus) transversalis Linnavuori, 1959 [SYNONYM SPECIES 287332:BYKVM nidx=null parent=9KSQ5]
Scaphytopius (Convelinus) appendiculatus
 - Scaphytopius (Convelinus) appendiculatus Zanol, 2000 [SYNONYM SPECIES 286246:8RDZX nidx=null parent=9KSJY]
 + Scaphytopius (Convelinus) appendiculatus Zanol, 2000 [SYNONYM SPECIES 287332:BYKV6 nidx=null parent=9KSJY]
Scaphytopius (Convelinus) spinosus
 - Scaphytopius (Convelinus) spinosus DeLong & Linnavuori, 1978 [SYNONYM SPECIES 286246:BVWLX nidx=null parent=9KSPY]
 + Scaphytopius (Convelinus) spinosus DeLong & Linnavuori, 1978 [SYNONYM SPECIES 287332:8RF2R nidx=null parent=9KSPY]
Scaphytopius (Scaphytopius) elegans
 - Scaphytopius (Scaphytopius) elegans (Van Duzee, 1890) [SYNONYM SPECIES 286246:8RNFM nidx=null parent=9QP2P]
 + Scaphytopius (Scaphytopius) elegans (Van Duzee, 1890) [SYNONYM SPECIES 287332:BYGXP nidx=null parent=9QP2P]
Scaphytopius (Tumeus) texanus
 - Scaphytopius (Tumeus) texanus (DeLong, 1944) [SYNONYM SPECIES 286246:BWX76 nidx=null parent=9QP32]
 + Scaphytopius (Tumeus) texanus (DeLong, 1944) [SYNONYM SPECIES 287332:BYGXW nidx=null parent=9QP32]
Schistonchus
 - Schistonchus [ACCEPTED GENUS 286246:99V6N nidx=null]
 + Schistonchus Cobb, 1927 [ACCEPTED GENUS 287332:BXXSC nidx=null]
Schizaphis (Schizaphis) mali
 - Schizaphis (Schizaphis) mali [ACCEPTED SPECIES 286246:BX29D nidx=null]
 + Schizaphis (Schizaphis) mali [ACCEPTED SPECIES 287332:BYKWJ nidx=null]
Schizaphis (Schizaphis) mehijiwae
 - Schizaphis (Schizaphis) mehijiwae [ACCEPTED SPECIES 286246:BVWMN nidx=null]
 + Schizaphis (Schizaphis) mehijiwae [ACCEPTED SPECIES 287332:BCJGD nidx=null]
Schizaphis (Schizaphis) pyri
 - Schizaphis (Schizaphis) pyri [ACCEPTED SPECIES 286246:79VCD nidx=null]
 + Schizaphis (Schizaphis) pyri [ACCEPTED SPECIES 287332:BXZML nidx=null]
Scranciinae
 - Scranciinae Miller, 1991 [ACCEPTED SUBFAMILY 286246:BWHQN nidx=null]
 + Scranciinae Miller, 1991 [SYNONYM FAMILY 287332:BY43S nidx=null parent=BYWR2]
Scutylenchus ordinarius
 - Scutylenchus ordinarius (Volkova, 1993) Hosseinvand, Eskandari, Azizi, Palomares-Rius, Castillo, Abolafia, Ghaderi, Helder & Qing, 2023 [ACCEPTED SPECIES 286246:BXQD5 nidx=null]
 + Scutylenchus ordinarius (Volkova, 1993) Hosseinvand, Eskandari, Azizi, Palomares-Rius, Castillo, Abolafia, Ghaderi, Helder & Qing, 202 [ACCEPTED SPECIES 287332:BYWSZ nidx=null]
Semele duplicata
 - Semele duplicata (G. B. Sowerby I, 1853) [ACCEPTED SPECIES 286246:4WFTY nidx=null]
 + Semele duplicata (Reeve, 1853) [ACCEPTED SPECIES 287332:BXZN2 nidx=null]
Seminella alfurica
 - Seminella alfurica P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CRP nidx=null]
 + Seminella alfurica P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYLK7 nidx=null]
Serrata scintilla
 - Serrata scintilla Jousseaume, 1875 [SYNONYM SPECIES 286246:6YL9C nidx=null parent=3N74P]
 + Serrata scintilla Tomlin, 1917 [SYNONYM SPECIES 287332:BYL58 nidx=null parent=BZ53J]
Sheraphelenchus
 - Sheraphelenchus [ACCEPTED GENUS 286246:99V6Q nidx=null]
 + Sheraphelenchus Nickle, 1970 [ACCEPTED GENUS 287332:BXWLQ nidx=null]
Shironea
 - Shironea Staudinger, 1892 [SYNONYM GENUS 286246:BSFC9 nidx=null parent=92D7H]
 + Shironea Matsumura, 1925 [SYNONYM GENUS 287332:BYFZG nidx=null parent=92D7H]
Simnia nicaoensis
 - Simnia nicaoensis (Risso, 1826) sensu J.K.Allan, 1956 [SYNONYM SPECIES 286246:BHJL9 nidx=null parent=4XFG8]
 + Simnia nicaoensis [sic] [SYNONYM SPECIES 287332:BYLLL nidx=null parent=4XFG8]
Siphonalia spiracuta
 - Siphonalia spiracuta P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CRX nidx=null]
 + Siphonalia spiracuta P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYLLN nidx=null]
Sitobion (Sitobion) berchemiae
 - Sitobion (Sitobion) berchemiae [ACCEPTED SPECIES 286246:BX2KN nidx=null]
 + Sitobion (Sitobion) berchemiae [ACCEPTED SPECIES 287332:4XT9L nidx=null]
Sitobion (Sitobion) congolense
 - Sitobion (Sitobion) congolense (Doncaster & Hille Ris Lambers, 1956) [ACCEPTED SPECIES 286246:6Z52D nidx=null]
 + Sitobion (Sitobion) congolense (Doncaster & Hille Ris Lambers, 1956) [ACCEPTED SPECIES 287332:BYL7T nidx=null]
Sitobion (Sitobion) nigrinectarium
 - Sitobion (Sitobion) nigrinectarium (Theobald, 1915) [ACCEPTED SPECIES 286246:6Z52P nidx=null]
 + Sitobion (Sitobion) nigrinectarium (Theobald, 1915) [ACCEPTED SPECIES 287332:BYH94 nidx=null]
Sitobion (Sitobion) paludum
 - Sitobion (Sitobion) paludum [ACCEPTED SPECIES 286246:BWXL5 nidx=null]
 + Sitobion (Sitobion) paludum [ACCEPTED SPECIES 287332:4XTB5 nidx=null]
Skenea laevigata
 - Skenea laevigata Jeffreys, 1876 [SYNONYM SPECIES 286246:7T64W nidx=null parent=6YSHG]
 + Skenea laevigata (Friele, 1876) [SYNONYM SPECIES 287332:BYL8N nidx=null parent=6YSHG]
Solen ceylanensis
 - Solen ceylanensis Leach, 1814 [SYNONYM SPECIES 286246:4Y5KW nidx=null parent=4Y5KX]
 + Solen ceylanensis [sic] [SYNONYM SPECIES 287332:BYL9S nidx=null parent=4Y5KX]
Sphaerospora ohlmacheri
 - Sphaerospora ohlmacheri (Whinery, 1893) [ACCEPTED SPECIES 286246:BTWCL nidx=null]
 + Sphaerospora ohlmacheri (Gurley, 1893) [ACCEPTED SPECIES 287332:BYTQG nidx=null]
Spheciospongia digitata
 - Spheciospongia digitata (Hentschel, 1909) [ACCEPTED SPECIES 286246:6Z9Z3 nidx=null]
 + Spheciospongia digitata [SYNONYM SPECIES 287332:BXZPD nidx=null parent=BYXNK]
 + Spheciospongia digitata (Dendy, 1887) [ACCEPTED SPECIES 287332:BXZPF nidx=null]
Spondylus ariyalurensis
 - Spondylus ariyalurensis Kossmat, 1897 [SYNONYM SPECIES 286246:B6F23 nidx=null parent=B6HXM]
 + Spondylus ariyalurensis [sic] [SYNONYM SPECIES 287332:BYLNG nidx=null parent=B6HXM]
Spondylus biscuptilis
 - Spondylus biscuptilis Staid-Staadt, 1964 [SYNONYM SPECIES 286246:B6G3Z nidx=null parent=B6JGX]
 + Spondylus biscuptilis [sic] [SYNONYM SPECIES 287332:BYLNH nidx=null parent=B6JGX]
Spondylus buchi
 - Spondylus buchi R. A. Philippi, 1846 [SYNONYM SPECIES 286246:B5FBV nidx=null parent=B5FBT]
 + Spondylus buchi [sic] [SYNONYM SPECIES 287332:BYLNJ nidx=null parent=B5FBT]
Spongia (Spongia) obscura
 - Spongia (Spongia) obscura Hyatt, 1877 [ACCEPTED SPECIES 286246:6ZBMX nidx=null]
 + Spongia (Spongia) obscura [SYNONYM SPECIES 287332:BYHGW nidx=null parent=BYHGX]
 + Spongia (Spongia) obscura Wiedenmayer, 1977 [ACCEPTED SPECIES 287332:BYHGX nidx=null]
Spongia (Spongia) solitaria
 - Spongia (Spongia) solitaria Hyatt, 1877 [ACCEPTED SPECIES 286246:6ZBNN nidx=null]
 + Spongia (Spongia) solitaria [SYNONYM SPECIES 287332:BYLDJ nidx=null parent=BYLDK]
 + Spongia (Spongia) solitaria Van Soest, 1978 [ACCEPTED SPECIES 287332:BYLDK nidx=null]
Spongia linteiformis
 - Spongia linteiformis Lamarck, 1814 [SYNONYM SPECIES 286246:6ZC3F nidx=null parent=6XSBQ]
 + Spongia linteiformis [SYNONYM SPECIES 287332:BYLDG nidx=null parent=BYXNT]
Spongia solitaria
 - Spongia solitaria Hyatt, 1877 [SYNONYM SPECIES 286246:6ZBTL nidx=null parent=6ZBNN]
 + Spongia solitaria [SYNONYM SPECIES 287332:BYLDH nidx=null parent=BYLDK]
 + Spongia solitaria Van Soest, 1978 [SYNONYM SPECIES 287332:BYLDL nidx=null parent=BYLDK]
Spongilla crateriformis var. insularis
 - Spongilla crateriformis var. insularis Annandale, 1911 [SYNONYM VARIETY 286246:5RM9S nidx=null parent=5R4W2]
 + Spongilla crateriformis var. insularis [SYNONYM VARIETY 287332:BYQ4F nidx=null parent=4R9BC]
Spurilla creutzbergi
 - Spurilla creutzbergi (Er. Marcus & Ev. Marcus, 1971) [SYNONYM SPECIES 286246:9GSMD nidx=null parent=9GNNM]
 + Spurilla creutzbergi (Er. Marcus & Ev. Marcus, 1970) [SYNONYM SPECIES 287332:4ZDVZ nidx=null parent=LKTV]
Squamata
 - Squamata [ACCEPTED CLASS 286246:45C nidx=null]
 + Squamata [ACCEPTED ORDER 287332:BXVX4 nidx=null]
Stemonurus javanicus
 - Stemonurus javanicus Korth. ex Blume [AMBIGUOUS_SYNONYM SPECIES 286246:BVX89 nidx=null parent=BWTMP]
 + Stemonurus javanicus Blume [AMBIGUOUS_SYNONYM SPECIES 287332:BYLHD nidx=null parent=3GSCP]
 + Stemonurus javanicus Korth. ex Blume [AMBIGUOUS_SYNONYM SPECIES 287332:BYLHF nidx=null parent=BYDSM]
Stenocaris intermedia
 - Stenocaris intermedia Itô Tat, 1972 [ACCEPTED SPECIES 286246:4ZWBF nidx=null]
 + Stenocaris intermedia Itô, 1972 [ACCEPTED SPECIES 287332:BYLK2 nidx=null]
Stenostaura elegans
 - Stenostaura elegans [ACCEPTED SPECIES 286246:525C5 nidx=null]
 + Stenostaura elegans Kiriakoff, 1970 [SYNONYM SPECIES 287332:BYLLJ nidx=null parent=3TQV9]
Stenothoe gallensis
 - Stenothoe gallensis Reid, 1951 [AMBIGUOUS_SYNONYM SPECIES 286246:525XV nidx=null parent=525XN]
 + Stenothoe gallensis Walker, 1904 [SYNONYM SPECIES 287332:BXWDW nidx=null parent=525XN]
Stomaphis (Stomaphis) pini
 - Stomaphis (Stomaphis) pini Takahashi, 1920 [ACCEPTED SPECIES 286246:BX32H nidx=null]
 + Stomaphis (Stomaphis) pini Takahashi, 1920 [ACCEPTED SPECIES 287332:BYLMR nidx=null]
Stomaphis (Stomaphis) yanonis
 - Stomaphis (Stomaphis) yanonis Takahashi, 1918 [ACCEPTED SPECIES 286246:8PKC3 nidx=null]
 + Stomaphis (Stomaphis) yanonis Takahashi, 1918 [ACCEPTED SPECIES 287332:BYLMT nidx=null]
Strombus (Strombus) deningeri
 - Strombus (Strombus) deningeri P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CT3 nidx=null parent=B6CT2]
 + Strombus (Strombus) deningeri P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLQH nidx=null parent=BYLQJ]
Strombus deningeri
 - Strombus deningeri P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CT2 nidx=null]
 + Strombus deningeri P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYLQJ nidx=null]
Subsaltusaphis (Subsaltusaphis) pallida
 - Subsaltusaphis (Subsaltusaphis) pallida (Hille Ris Lambers, 1939) [ACCEPTED SPECIES 286246:BVTQV nidx=null]
 + Subsaltusaphis (Subsaltusaphis) pallida (Hille Ris Lambers, 1939) [ACCEPTED SPECIES 287332:8PKDN nidx=null]
Succinea bicolorata
 - Succinea bicolorata Ancey, 1889 [ACCEPTED SPECIES 286246:8KDNK nidx=null]
 + Succinea bicolorata Ancey, 1899 [ACCEPTED SPECIES 287332:BYHWK nidx=null]
Taeniotes farinosa
 - Taeniotes farinosa [AMBIGUOUS_SYNONYM SPECIES 286246:BWYHK nidx=null parent=54HXT]
 + Taeniotes farinosa [AMBIGUOUS_SYNONYM SPECIES 287332:BYJ8G nidx=null parent=54HXT]
Talitroides eastwoodae
 - Talitroides eastwoodae [SYNONYM SPECIES 286246:54LTG nidx=null parent=7BJDQ]
 + Talitroides eastwoodae (Methuen, 1913) [SYNONYM SPECIES 287332:BXWBV nidx=null parent=7BJDQ]
Talitrus eastwoodae
 - Talitrus eastwoodae [SYNONYM SPECIES 286246:54LTV nidx=null parent=7ZKFL]
 + Talitrus eastwoodae (Methuen, 1913) [SYNONYM SPECIES 287332:BYLT3 nidx=null parent=7ZKFL]
Tellina (Macoma) serana
 - Tellina (Macoma) serana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CT9 nidx=null parent=B6GR5]
 + Tellina (Macoma) serana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLVX nidx=null parent=BYKGW]
Tellina pulchella var. citrina
 - Tellina pulchella var. citrina Bucquoy, Dautzenberg & Dollfus, 1898 [SYNONYM VARIETY 286246:BHSQQ nidx=null parent=6RMKR]
 + Tellina pulchella var. citrina (Monterosato, 1884) [SYNONYM VARIETY 287332:BYQ5H nidx=null parent=BZ55G]
Terebra (Myurella) fistularis
 - Terebra (Myurella) fistularis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CTD nidx=null parent=B6FMR]
 + Terebra (Myurella) fistularis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLWP nidx=null parent=BYKP4]
Terebra (Myurella) insulindae
 - Terebra (Myurella) insulindae P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6GQB nidx=null parent=B6DL2]
 + Terebra (Myurella) insulindae P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLWT nidx=null parent=BYKP5]
Terebra (Myurella) malayana
 - Terebra (Myurella) malayana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6H78 nidx=null parent=B6F4N]
 + Terebra (Myurella) malayana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLWV nidx=null parent=BYKP6]
Terebra (Myurella) myuriformis
 - Terebra (Myurella) myuriformis P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6FZJ nidx=null parent=B6J3K]
 + Terebra (Myurella) myuriformis P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYLWX nidx=null parent=BYKP7]
Testudines
 - Testudines [ACCEPTED CLASS 286246:477 nidx=null]
 + Testudines [ACCEPTED ORDER 287332:BXVY6 nidx=null]
Tetraneura (Tetraneura) indica
 - Tetraneura (Tetraneura) indica [ACCEPTED SPECIES 286246:BX3CT nidx=null]
 + Tetraneura (Tetraneura) indica [ACCEPTED SPECIES 287332:BKS7P nidx=null]
Tetraphora (Costatophora) serana
 - Tetraphora (Costatophora) serana (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:BSBP2 nidx=null parent=YWG4]
 + Tetraphora (Costatophora) serana (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYLYN nidx=null parent=BY7WP]
Tetraphora serana
 - Tetraphora serana (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:BHL4B nidx=null parent=YWG4]
 + Tetraphora serana (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYLYM nidx=null parent=BY7WP]
Therioaphis (Therioaphis) dorycnii
 - Therioaphis (Therioaphis) dorycnii [ACCEPTED SPECIES 286246:7C9CP nidx=null]
 + Therioaphis (Therioaphis) dorycnii [ACCEPTED SPECIES 287332:BYJJJ nidx=null]
Therioaphis (Therioaphis) trifolii
 - Therioaphis (Therioaphis) trifolii (Monell, 1882) [SYNONYM SPECIES 286246:8QZKM nidx=null parent=5F7WT]
 + Therioaphis (Therioaphis) trifolii (Monell, 1882) [SYNONYM SPECIES 287332:BXZSN nidx=null parent=5F7WT]
Thoracostomopsidae
 - Thoracostomopsidae Filipjev, 1927 [ACCEPTED FAMILY 286246:87CC2 nidx=null]
 + Thoracostomopsidae De Coninck, 1965 [ACCEPTED FAMILY 287332:BXW7Q nidx=null]
Thoracostomopsinae
 - Thoracostomopsinae [ACCEPTED SUBFAMILY 286246:8FZN7 nidx=null]
 + Thoracostomopsinae Filipjev, 1927 [ACCEPTED SUBFAMILY 287332:BXWFD nidx=null]
Thripsaphis (Thripsaphis) ballii
 - Thripsaphis (Thripsaphis) ballii (Gillette, 1908) [ACCEPTED SPECIES 286246:56MPH nidx=null]
 + Thripsaphis (Thripsaphis) ballii (Gillette, 1908) [ACCEPTED SPECIES 287332:BYM6B nidx=null]
Tornatina isselii
 - Tornatina isselii Pilsbry, 1893 [SYNONYM SPECIES 286246:57FXG nidx=null parent=9SGQ]
 + Tornatina isselii Pilsbry, 1895 [SYNONYM SPECIES 287332:BYMDD nidx=null parent=BY3X3]
Trachelipus (Trachelipus) nassonovi
 - Trachelipus (Trachelipus) nassonovi (Korčagin, 1888) [SYNONYM SPECIES 286246:BVVFS nidx=null parent=BV3GL]
 + Trachelipus (Trachelipus) nassonovi (Bogdanov, 1886) [SYNONYM SPECIES 287332:BYJP8 nidx=null parent=BV3GL]
Trachelipus nassonovi
 - Trachelipus nassonovi (Korcagin, 1888) [SYNONYM SPECIES 286246:7CJL8 nidx=null parent=BV3GL]
 + Trachelipus nassonovi (Bogdanov, 1886) [SYNONYM SPECIES 287332:BYJP9 nidx=null parent=BV3GL]
Trama (Trama) rara
 - Trama (Trama) rara [ACCEPTED SPECIES 286246:7CMY6 nidx=null]
 + Trama (Trama) rara [ACCEPTED SPECIES 287332:BYJPM nidx=null]
Triforis (Monophorus) malayanus
 - Triforis (Monophorus) malayanus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6FDB nidx=null parent=B4N6P]
 + Triforis (Monophorus) malayanus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMJW nidx=null parent=7TDWK]
Triforis (Monophorus) seranus
 - Triforis (Monophorus) seranus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B4N5C nidx=null parent=YWG4]
 + Triforis (Monophorus) seranus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMJS nidx=null parent=BY7WP]
Triforis seranus
 - Triforis seranus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:7CRWG nidx=null parent=YWG4]
 + Triforis seranus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMJT nidx=null parent=BY7WP]
Triphora malayana
 - Triphora malayana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B4N6P nidx=null]
 + Triphora malayana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:7TDWK nidx=null]
Triphora serana
 - Triphora serana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:7TDYW nidx=null parent=YWG4]
 + Triphora serana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMKP nidx=null parent=BY7WP]
Tritia infralaevis
 - Tritia infralaevis (P. J. Fischer, 1927) [SYNONYM SPECIES 286246:5942V nidx=null parent=45RS2]
 + Tritia infralaevis (P. J. Fischer, 1921) [SYNONYM SPECIES 287332:BYMLB nidx=null parent=BYFP2]
Trochus (Calliostoma) alfuricus
 - Trochus (Calliostoma) alfuricus P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CTX nidx=null parent=B6DPG]
 + Trochus (Calliostoma) alfuricus P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMMW nidx=null parent=BYGWC]
Trochus insulindae
 - Trochus insulindae P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6HZ4 nidx=null parent=BDRMS]
 + Trochus insulindae P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMN7 nidx=null parent=BYKWW]
Trypanostoma toumeyi
 - Trypanostoma toumeyi Goodrich, 1940 [SYNONYM SPECIES 286246:BHMCV nidx=null parent=4KB62]
 + Trypanostoma toumeyi [sic] [SYNONYM SPECIES 287332:BYMPB nidx=null parent=4KB62]
Tuberculatus (Orientuberculoides) higuchii
 - Tuberculatus (Orientuberculoides) higuchii Hille Ris Lambers, 1974 [ACCEPTED SPECIES 286246:BVY9Y nidx=null]
 + Tuberculatus (Orientuberculoides) higuchii Hille Ris Lambers, 1974 [ACCEPTED SPECIES 287332:BYMPK nidx=null]
Tuberocephalus (Trichosiphoniella) misakurae
 - Tuberocephalus (Trichosiphoniella) misakurae Moritsu & Hamasaki, 1983 [ACCEPTED SPECIES 286246:BTH3X nidx=null]
 + Tuberocephalus (Trichosiphoniella) misakurae Moritsu & Hamasaki, 1983 [ACCEPTED SPECIES 287332:59JGZ nidx=null]
Tuberocephalus (Tuberocephalus) sasakii
 - Tuberocephalus (Tuberocephalus) sasakii (Matsumura, 1917) [ACCEPTED SPECIES 286246:59JHC nidx=null]
 + Tuberocephalus (Tuberocephalus) sasakii (Matsumura, 1917) [ACCEPTED SPECIES 287332:BYJW8 nidx=null]
Tuberolachnus (Tuberolachnus) salignus
 - Tuberolachnus (Tuberolachnus) salignus (Gmelin, 1790) [ACCEPTED SPECIES 286246:59JJS nidx=null]
 + Tuberolachnus (Tuberolachnus) salignus (Gmelin, 1790) [ACCEPTED SPECIES 287332:BXZVF nidx=null]
Turbo helicinus
 - Turbo helicinus [Lightfoot], 1786 [SYNONYM SPECIES 286246:7TGZF nidx=null parent=7FDLW]
 + Turbo helicinus Lightfoot, 1786 [SYNONYM SPECIES 287332:BYMR2 nidx=null parent=7FDLW]
Turbonilla (Pyrgolampros) malayana
 - Turbonilla (Pyrgolampros) malayana P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CTZ nidx=null parent=B6CV2]
 + Turbonilla (Pyrgolampros) malayana P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMRC nidx=null parent=BYMRD]
Turbonilla malayana
 - Turbonilla malayana P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CV2 nidx=null]
 + Turbonilla malayana P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYMRD nidx=null]
Turricula (Vulpecula) alfurica
 - Turricula (Vulpecula) alfurica P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CV3 nidx=null parent=B6GHP]
 + Turricula (Vulpecula) alfurica P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYMRY nidx=null parent=BYN5Z]
Uroleucon (Uroleucon) muermosum
 - Uroleucon (Uroleucon) muermosum (Essig, 1953) [ACCEPTED SPECIES 286246:BX4BX nidx=null]
 + Uroleucon (Uroleucon) muermosum (Essig, 1953) [ACCEPTED SPECIES 287332:BYMZ3 nidx=null]
Uroleucon (Uroleucon) reynoldense
 - Uroleucon (Uroleucon) reynoldense (Olive, 1965) [ACCEPTED SPECIES 286246:7DW3W nidx=null]
 + Uroleucon (Uroleucon) reynoldense (Olive, 1965) [ACCEPTED SPECIES 287332:BYK5N nidx=null]
Uroleucon (Uroleucon) sonchi
 - Uroleucon (Uroleucon) sonchi (Linnaeus, 1767) [ACCEPTED SPECIES 286246:7DW45 nidx=null]
 + Uroleucon (Uroleucon) sonchi (Linnaeus, 1767) [ACCEPTED SPECIES 287332:BXZW7 nidx=null]
Venerupis praeradiata
 - Venerupis praeradiata P. J. Fischer, 1927 [ACCEPTED SPECIES 286246:B6CVB nidx=null]
 + Venerupis praeradiata P. J. Fischer, 1921 [ACCEPTED SPECIES 287332:BYN3Z nidx=null]
Vexillum alfuricum
 - Vexillum alfuricum (P. J. Fischer, 1927) [ACCEPTED SPECIES 286246:B6GHP nidx=null]
 + Vexillum alfuricum (P. J. Fischer, 1921) [ACCEPTED SPECIES 287332:BYN5Z nidx=null]
Voluta (Aulica) monocoronata
 - Voluta (Aulica) monocoronata P. J. Fischer, 1927 [SYNONYM SPECIES 286246:B6CVJ nidx=null parent=336MW]
 + Voluta (Aulica) monocoronata P. J. Fischer, 1921 [SYNONYM SPECIES 287332:BYN6X nidx=null parent=BY8BY]
Weinmannia microphylla
 - Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 286246:BWZRB nidx=null]
 + Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 287332:BYKGZ nidx=null]
 + Weinmannia microphylla Ruiz & Pav. [AMBIGUOUS_SYNONYM SPECIES 287332:BYKH2 nidx=null parent=BYKGZ]
Xenusa
 - Xenusa Mulsant & Rey, 1874 [SYNONYM GENUS 286246:BVF93 nidx=null parent=9JQZT]
 + Xenusa Mulsant & Rey, 1874 [SYNONYM GENUS 287332:BY342 nidx=null parent=9JQZT]
 + Xenusa Mulsant & Rey, 1875 [SYNONYM GENUS 287332:BY343 nidx=null parent=9JQZT]
Zanclea protecta
 - Zanclea protecta Hastings, 1932 [ACCEPTED SPECIES 286246:5CVYL nidx=null]
 + Zanclea protecta Hastings, 1930 [SYNONYM SPECIES 287332:BXX8N nidx=null parent=BZ4YY]
Zuzara venosa
 - Zuzara venosa (Stebbing, 1876) [ACCEPTED SPECIES 286246:5D9CT nidx=null]
 + Zuzara venosa (Stebbing, 1874) [ACCEPTED SPECIES 287332:BXZXR nidx=null]
Zygaena bicolor
 - Zygaena bicolor Rocci, 1915 [SYNONYM SPECIES 286246:99X42 nidx=null parent=94499]
 + Zygaena bicolor Rocci, 1914 [SYNONYM SPECIES 287332:BYNGD nidx=null parent=9448M]
 + Zygaena bicolor Rocci, 1915 [SYNONYM SPECIES 287332:BYNGF nidx=null parent=94499]
Zygaena cingulata
 - Zygaena cingulata Reiss, 1936 [SYNONYM SPECIES 286246:99X6C nidx=null parent=95DC6]
 + Zygaena cingulata Burgeff, 1914 [SYNONYM SPECIES 287332:BYNGH nidx=null parent=944MB]
 + Zygaena cingulata Burgeff, 1914 [SYNONYM SPECIES 287332:BYNGJ nidx=null parent=94FB3]
 + Zygaena cingulata Burgeff, 1914 [SYNONYM SPECIES 287332:BYNGK nidx=null parent=944K2]
 + Zygaena cingulata Burgeff, 1914 [SYNONYM SPECIES 287332:BYNGL nidx=null parent=9448M]
 + Zygaena cingulata Burgeff, 1914 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNGM nidx=null parent=93SJS]
 + Zygaena cingulata Holik & Sheljuzhko, 1956 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNGN nidx=null parent=93SDL]
 + Zygaena cingulata Holik & Sheljuzhko, 1956 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNGP nidx=null parent=5D9FM]
 + Zygaena cingulata Burgeff, 1926 [SYNONYM SPECIES 287332:BYNGQ nidx=null parent=95DBC]
 + Zygaena cingulata Burgeff, 1926 [SYNONYM SPECIES 287332:BYNGR nidx=null parent=94FB3]
 + Zygaena cingulata Burgeff, 1926 [SYNONYM SPECIES 287332:BYNGS nidx=null parent=944CL]
 + Zygaena cingulata Reiss, 1936 [SYNONYM SPECIES 287332:BYNGT nidx=null parent=95DC6]
 + Zygaena cingulata Reiss, 1935 [SYNONYM SPECIES 287332:BYNGV nidx=null parent=98VGQ]
 + Zygaena cingulata Reiss, 1935 [SYNONYM SPECIES 287332:BYNGW nidx=null parent=944GH]
 + Zygaena cingulata Burgeff, 1906 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNGX nidx=null parent=93SHD]
 + Zygaena cingulata Dziurzynski, 1908 [SYNONYM SPECIES 287332:BYNGY nidx=null parent=9447Q]
 + Zygaena cingulata Dziurzynski, 1908 [SYNONYM SPECIES 287332:BYNGZ nidx=null parent=944P2]
 + Zygaena cingulata Turati, 1923 [SYNONYM SPECIES 287332:BYNH2 nidx=null parent=944P9]
 + Zygaena cingulata Turati, 1923 [SYNONYM SPECIES 287332:BYNH3 nidx=null parent=944MC]
 + Zygaena cingulata Holik, 1935 [SYNONYM SPECIES 287332:BYNH4 nidx=null parent=9447W]
 + Zygaena cingulata Reiss, 1964 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNH5 nidx=null parent=93SHD]
 + Zygaena cingulata Holik & Reiss, 1932 [SYNONYM SPECIES 287332:BYNH6 nidx=null parent=944GG]
 + Zygaena cingulata Vorbrodt, 1913 [SYNONYM SPECIES 287332:BYNH7 nidx=null parent=94F9H]
Zygaena confluens
 - Zygaena confluens Reiss, 1932 [SYNONYM SPECIES 286246:99X7X nidx=null parent=944DZ]
 + Zygaena confluens Dziurzynski, 1902 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNH9 nidx=null parent=93SFK]
 + Zygaena confluens Dziurzynski, 1902 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHB nidx=null parent=93SFJ]
 + Zygaena confluens Dziurzynski, 1902 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHC nidx=null parent=93SD2]
 + Zygaena confluens Oberthür, 1910 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHD nidx=null parent=93SD2]
 + Zygaena confluens Burgeff, 1926 [SYNONYM SPECIES 287332:BYNHF nidx=null parent=9448G]
 + Zygaena confluens Burgeff, 1926 [SYNONYM SPECIES 287332:BYNHG nidx=null parent=94F9H]
 + Zygaena confluens Burgeff, 1926 [SYNONYM SPECIES 287332:BYNHH nidx=null parent=944NX]
 + Zygaena confluens Burgeff, 1926 [SYNONYM SPECIES 287332:BYNHJ nidx=null parent=9447S]
 + Zygaena confluens Burgeff, 1926 [SYNONYM SPECIES 287332:BYNHK nidx=null parent=944H5]
 + Zygaena confluens Koch, 1941 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHL nidx=null parent=93SFP]
 + Zygaena confluens Dziurzynski, 1908 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHM nidx=null parent=93S9X]
 + Zygaena confluens Dziurzynski, 1908 [SYNONYM SPECIES 287332:BYNHN nidx=null parent=98VGZ]
 + Zygaena confluens Dziurzynski, 1908 [SYNONYM SPECIES 287332:BYNHP nidx=null parent=5LVKS]
 + Zygaena confluens Dziurzynski, 1908 [SYNONYM SPECIES 287332:BYNHQ nidx=null parent=98VGZ]
 + Zygaena confluens Oberthür, 1896 [SYNONYM SPECIES 287332:BYNHR nidx=null parent=95DBX]
 + Zygaena confluens Oberthür, 1896 [SYNONYM SPECIES 287332:BYNHS nidx=null parent=944F8]
 + Zygaena confluens Oberthür, 1896 [SYNONYM SPECIES 287332:BYNHT nidx=null parent=944DR]
 + Zygaena confluens Oberthür, 1896 [SYNONYM SPECIES 287332:BYNHV nidx=null parent=944G4]
 + Zygaena confluens Oberthür, 1896 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNHW nidx=null parent=93SDJ]
 + Zygaena confluens Spuler, 1906 [SYNONYM SPECIES 287332:BYNHX nidx=null parent=944MF]
 + Zygaena confluens Spuler, 1906 [SYNONYM SPECIES 287332:BYNHY nidx=null parent=944JV]
 + Zygaena confluens Dziurzynski, 1910 [SYNONYM SPECIES 287332:BYNHZ nidx=null parent=98VK4]
 + Zygaena confluens Burgeff, 1906 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNJ2 nidx=null parent=93SFH]
 + Zygaena confluens Burgeff, 1906 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNJ3 nidx=null parent=93SHD]
 + Zygaena confluens Dziurzynski, 1906 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNJ4 nidx=null parent=93SK6]
 + Zygaena confluens Dziurzynski, 1906 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNJ5 nidx=null parent=93SFH]
 + Zygaena confluens Reiss, 1964 [SYNONYM SPECIES 287332:BYNJ6 nidx=null parent=9446S]
 + Zygaena confluens Reiss, 1932 [SYNONYM SPECIES 287332:BYNJ7 nidx=null parent=944DZ]
 + Zygaena confluens Reiss, 1931 [SYNONYM SPECIES 287332:BYNJ8 nidx=null parent=5LVBL]
 + Zygaena confluens Holik & Reiss, 1932 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNJ9 nidx=null parent=93S9C]
 + Zygaena confluens Holik & Reiss, 1932 [SYNONYM SPECIES 287332:BYNJB nidx=null parent=944GG]
 + Zygaena confluens Reiss, 1931 [SYNONYM SPECIES 287332:BYNJC nidx=null parent=944GZ]
 + Zygaena confluens [École Bordelaise], 1933 [SYNONYM SPECIES 287332:BYNJD nidx=null parent=944DH]
 + Zygaena confluens Burgeff, 1914 [SYNONYM SPECIES 287332:BYNJF nidx=null parent=9448Y]
 + Zygaena confluens Burgeff, 1914 [SYNONYM SPECIES 287332:BYNJG nidx=null parent=944GG]
 + Zygaena confluens Burgeff, 1914 [SYNONYM SPECIES 287332:BYNJH nidx=null parent=94493]
 + Zygaena confluens Rocci, 1914 [SYNONYM SPECIES 287332:BYNJJ nidx=null parent=944D6]
Zygaena plutonia
 - Zygaena plutonia Reiss, 1941 [SYNONYM SPECIES 286246:BX4XN nidx=null parent=94GCY]
 + Zygaena plutonia Reiss, 1941 [SYNONYM SPECIES 287332:BYNNF nidx=null parent=94GCY]
 + Zygaena plutonia Reiss, 1940 [AMBIGUOUS_SYNONYM SPECIES 287332:BYNNG nidx=null parent=93SHD]
 + Zygaena plutonia Holik, 1941 [SYNONYM SPECIES 287332:BYNNH nidx=null parent=94GCY]
 + Zygaena plutonia Holik, 1941 [SYNONYM SPECIES 287332:BYNNJ nidx=null parent=944KL]
 + Zygaena plutonia Holik, 1941 [SYNONYM SPECIES 287332:BYNNK nidx=null parent=944KG]