NARMS Taxon list
Abludomelita Karaman, 1981
Abludomelita aculeata (Chevreux, 1911)
Abludomelita amoena (Hansen, 1888)
Abludomelita gladiosa (Spence Bate & Westwood, 1862)
Abludomelita obtusata (Montagu, 1813)
Abludomelita richardi (Chevreux, 1900)
Abyssorchomene De Broyer, 1984
Abyssorchomene abyssorum (Stebbing, 1888)
Abyssorchomene chevreuxi (Stebbing, 1906)
Abyssorchomene gerulicorbis (Shulenberger & Barnard, 1976)
Acantharctus Holthuis, 2002
Acantharctus posteli (Forest, 1963)
Acanthaspidia Stebbing, 1893 accepted as Iolanthe Beddard, 1886
Acanthaspidia decorata (Hansen, 1895) accepted as Iolanthe decorata Hansen, 1895
Acanthaspidia laevis Chardy, 1975 accepted as Iolanthe laevis (Chardy, 1975)
Acanthaspidia typhlops (G. O. Sars, 1879) accepted as Iolanthe typhlops (G. O. Sars, 1879)
Acanthaspidiidae Menzies, 1962
Acanthephyra A. Milne-Edwards, 1881
Acanthephyra acutifrons Spence Bate, 1888
Acanthephyra brevirostris Smith, 1885
Acanthephyra curtirostris Wood-Mason in Wood-Mason & Alcock, 1891
Acanthephyra eximea Smith, 1884 accepted as Acanthephyra eximia Smith, 1884
Acanthephyra eximia Smith, 1884
Acanthephyra pelagica (Risso, 1816)
Acanthephyra purpurea A. Milne-Edwards, 1881
Acanthephyra stylorostratis (Spence Bate, 1888)
Acanthephyra tenuipes (Spence Bate, 1888)
Acanthephyridae Spence Bate, 1888
Acanthocaris Sim, 1872 accepted as Gastrosaccus Norman, 1868
Acanthocarpus Stimpson, 1871
Acanthocarpus alexandri Stimpson, 1871
Acanthocarpus brevispinis Monod, 1946
Acanthocope Beddard, 1885
Acanthocope annulatus Menzies, 1962
Acanthocope armata Chardy, 1972
Acanthocope carinata Chardy, 1972
Acanthocopinae Wolff, 1962
Acanthohaustorius Bousfield, 1965
Acanthohaustorius intermedius Bousfield, 1965
Acanthohaustorius millsi Bousfield, 1965
Acanthomunna Beddard, 1886
Acanthomunna hystrix (Hansen, 1916)
Acanthomysis Czerniavsky, 1882
Acanthomysis longicornis (Milne Edwards, 1837)
Acanthomysis strauchi (Czerniavsky, 1882) accepted as Paramysis (Metamysis) ullskyi Czerniavsky, 1882
Acanthonotozoma Boeck, 1876
Acanthonotozoma cristatum (Ross, 1835)
Acanthonotozoma inflatum (Krøyer, 1842)
Acanthonotozoma magnum Just, 1978
Acanthonotozoma monodentatum Kudrjaschov, 1965
Acanthonotozoma rusanovae Bryazgin, 1974
Acanthonotozoma serratum (O. Fabricius, 1780)
Acanthonotozoma sinuatum Just, 1978
Acanthonotozomatidae Stebbing, 1906
Acanthonotus Ross, 1835 accepted as Acanthonotozoma Boeck, 1876
Acanthonotus owenii Spence Bate, 1857 accepted as Epimeria cornigera (Fabricius, 1779) accepted as Epimeria (Epimeria) cornigera (Fabricius, 1779)
Acanthonotus testudo White, 1850 accepted as Epimeria cornigera (Fabricius, 1779) accepted as Epimeria (Epimeria) cornigera (Fabricius, 1779)
Acanthonyx Latreille, 1828
Acanthonyx brevifrons A. Milne-Edwards, 1869
Acanthonyx lunulatus (Risso, 1816)
Acanthoscina Vosseler, 1900
Acanthoscina acanthodes (Stebbing, 1895)
Acanthostepheia Boeck, 1871
Acanthostepheia behringiensis (Lockington, 1877)
Acanthostepheia incarinata Gurjanova, 1929
Acanthostepheia malmgreni (Goës, 1866)
Acanthozone Boeck, 1871 accepted as Paramphithoe Bruzelius, 1859
Acanthozone cuspidata (Ross, 1835) sensu Stebbing, 1906 accepted as Paramphithoe hystrix (Ross, 1835)
Aceroides G.O. Sars, 1892
Aceroides (Aceroides) G.O. Sars, 1892
Aceroides (Aceroides) goesi Just, 1980
Aceroides (Aceroides) latipes (G.O. Sars, 1883)
Aceros Boeck, 1861 accepted as Arrhis Stebbing, 1906
Aceros phyllonyx (M. Sars, 1858) accepted as Arrhis phyllonyx (M. Sars, 1858)
Acetes H. Milne Edwards, 1830
Acetes americanus Ortmann, 1893
Acetes americanus americanus Ortmann, 1893
Acetes americanus carolinae Hansen, 1933
Achaeus Leach, 1817
Achaeus cranchii Leach, 1817
Achaeus gracilis (O.G. Costa, 1839)
Achelata
Achelouinae Spiridonov, 2020
Achelous De Haan, 1833
Achelous gibbesii (Stimpson, 1859)
Achelous hastatus (Linnaeus, 1767)
Achelous inaequalis (Miers, 1881)
Achelous ordwayi Stimpson, 1860
Achelous spinimanus (Latreille, 1819)
Acidostoma Lilljeborg, 1865
Acidostoma laticorne G.O. Sars, 1879
Acidostoma laticornis G. O. Sars, 1879 accepted as Acidostoma laticorne G.O. Sars, 1879
Acidostoma neglectum Dahl, 1964
Acidostoma nodiferum Stephensen, 1923 accepted as Acidostoma obesum (Spence Bate & Westwood, 1861)
Acidostoma obesum (Spence Bate & Westwood, 1861)
Acidostoma sarsi Lincoln, 1979 accepted as Acidostoma nodiferum Stephensen, 1923 accepted as Acidostoma obesum (Spence Bate & Westwood, 1861)
Acidostomatidae Stoddart & Lowry, 2012
Acosta Özdikmen, 2012
Acosta punctata (A. Costa in Hope, 1851)
Acrobelione Bourdon, 1981