IRMNG Taxon list
Abyssura brevibrachia Belyaev & Litvinova, 1976
Acrocnida brachiata (Montagu, 1804)
Acrocnida neapolitana (M. Sars, 1857) accepted as Acrocnida brachiata (Montagu, 1804)
Acrocnida semisquamata (Koehler, 1914)
Acrocnida spatulispina Stöhr & Muths, 2010
Actinozonella texturata (Lyman, 1883)
Aganaster gregarius (Meek & Worthen) †
Amphiacantha acanthina (H.L. Clark, 1911) accepted as Dougaloplus acanthinus (H.L. Clark, 1911)
Amphiacantha amphacantha (McClendon, 1909) accepted as Dougaloplus amphacanthus (McClendon, 1909)
Amphiacantha derjugini Djakonov, 1949 accepted as Dougaloplus derjugini (Djakonov, 1949)
Amphiacantha dividua Matsumoto, 1917 accepted as Dougaloplus dividua (Matsumoto, 1917) accepted as Ophiocomella sexradia (Duncan, 1887)
Amphiacantha libera (Koehler, 1907) accepted as Dougaloplus libera (Koehler, 1907)
Amphiacantha pentacantha (H.L. Clark, 1911) accepted as Dougaloplus amphacanthus (McClendon, 1909)
Amphiacantha transacta Koehler, 1930 accepted as Dougaloplus transacta (Koehler, 1930) accepted as Amphilimna transacta (Koehler, 1930)
Amphiactis affinis (Studer, 1885) accepted as Amphioplus affinis (Studer, 1885)
Amphiactis astarte A.H. Clark, 1949 accepted as Ophiozonella astarte (Clark, 1949)
Amphiactis canescens (Lyman, 1879) accepted as Histampica canescens (Lyman, 1879)
Amphiactis dissidens (Koehler, 1904) accepted as Ophiomedea dissidens (Koehler, 1904) accepted as Histampica dissidens (Koehler, 1904)
Amphiactis duplicata (Lyman, 1875) accepted as Histampica duplicata (Lyman, 1875)
Amphiactis lycidas A.H. Clark, 1949 accepted as Ophiactis lycidas (A.H. Clark, 1949) accepted as Histampica lycidas (A.H. Clark, 1949)
Amphiactis parata (Koehler, 1904) accepted as Ophiocopa spatula Lyman, 1883
Amphiactis partita (Koehler, 1904) accepted as Histampica duplicata (Lyman, 1875)
Amphiactis patula (Lyman, 1879) accepted as Amphioplus patulus (Lyman, 1879)
Amphiactis pectorale (Lyman, 1880) accepted as Ophiodictys pectorale (Lyman, 1880)
Amphiactis picteti (de Loriol, 1893) accepted as Ophiactis picteti (de Loriol, 1893)
Amphiactis proposita (Koehler, 1922) accepted as Amphiura proposita Koehler, 1922
Amphiactis umbonata Matsumoto, 1915 accepted as Histampica umbonata (Matsumoto, 1915)
Amphichondrius granulatus (Lütken & Mortensen, 1899)
Amphichondrius granulosus Nielsen, 1932
Amphichondrius laevis Ziesenhenne, 1940
Amphichondrius unamexici Caso, 1982 accepted as Amphichondrius granulatus (Lütken & Mortensen, 1899)
Amphicontus minutus Hill, 1940
Amphicutis stygobita Pomory, Carpenter & Winter, 2011
Amphigyptis perplexa Nielsen, 1932
Amphilepis antarctica Koehler, 1908
Amphilepis diastata Murakami, 1942 accepted as Amphiura diastata (Murakami, 1942)
Amphilepis guerini Cherbonnier & Guille, 1978
Amphilepis gymnopora Hertz, 1926 accepted as Amphiura belgicae Koehler, 1900
Amphilepis ingolfiana Mortensen, 1933
Amphilepis mobilis Koehler, 1904
Amphilepis neozelandica Mills & O'Hara, 2010
Amphilepis norvegica (Ljungman, 1865)
Amphilepis nuda Tommasi, 1976
Amphilepis papyracea Lyman, 1879
Amphilepis patens Lyman, 1879
Amphilepis paypyracea Lyman, 1879
Amphilepis platytata H.L. Clark, 1911
Amphilepis protecta Koehler, 1904 accepted as Ophiomonas protecta (Koehler, 1904)
Amphilepis pycnostoma (H.L. Clark, 1911)
Amphilepis remittens Koehler, 1922 accepted as Ophiomonas remittens (Koehler, 1922)
Amphilepis sanmatiensis Bernasconi & D'Agostino, 1975
Amphilepis scutata Mortensen, 1933
Amphilepis tenuis Lyman, 1879
Amphilepis teodorae Tommasi & Abreu, 1974
Amphilimna caribea (Ljungman, 1872) accepted as Ophiopsila caribea (Ljungman, 1872)
Amphilimna cribriformis A.M. Clark, 1974
Amphilimna granulosa Liao, 1989
Amphilimna libera (Koehler, 1907) accepted as Dougaloplus libera (Koehler, 1907)
Amphilimna mirabilis (H.L. Clark, 1941)
Amphilimna multispina Koehler, 1922
Amphilimna nike Schoener, 1967
Amphilimna olivacea (Lyman, 1869)
Amphilimna pentacantha H.L. Clark, 1911 accepted as Dougalopus amphacantha (Mcclendon, 1909)
Amphilimna polyacantha Liao, 1983
Amphilimna sexradia (Duncan, 1887) accepted as Ophiocomella sexradia (Duncan, 1887)
Amphilimna sinica Liao, 1989
Amphilimna tanyodes Devaney, 1974
Amphilimna transacta (Koehler, 1930)
Amphilimna valida (Clark, 1939)
Amphilycus androphorus Mortensen, 1933 accepted as Ophiodaphne scripta (Koehler, 1904)
Amphilycus scripta (Koehler, 1904) accepted as Ophiodaphne scripta (Koehler, 1904)
Amphiocnida brachiata (Montagu, 1804) accepted as Amphiura brachiata (Montagu, 1804) accepted as Acrocnida brachiata (Montagu, 1804)
Amphiocnida inaequalis H.L. Clark, 1915 accepted as Ophiocentrus inaequalis (H.L. Clark, 1915)
Amphiocnida inequalis H.L. Clark, 1915 accepted as Ophiocentrus inaequalis (H.L. Clark, 1915)
Amphiocnida pilosa (Lyman, 1879) accepted as Ophiocentrus pilosa (Lyman, 1879)
Amphiocnida putnami (Lyman, 1871)
Amphiocnida semisquamata Koehler, 1914 accepted as Acrocnida semisquamata (Koehler, 1914)
Amphiodia acutispina Koehler, 1914 accepted as Ophiophragmus acutispina (Koehler, 1914)
Amphiodia affinis (Studer, 1885)
Amphiodia akosmos Hendler & Bundrick, 2001
Amphiodia ancistrota H.L. Clark, 1911 accepted as Amphioplus ancistrotus (H.L. Clark, 1911)
Amphiodia antarctica (Ljungman, 1867) accepted as Ophiophragmus chilensis (Müller & Troschel, 1843)
Amphiodia ascia Mortensen, 1936 accepted as Amphiura filiformis (O.F. Müller, 1776)
Amphiodia assimilis (Lütken & Mortensen, 1899)
Amphiodia atra (Stimpson, 1852)
Amphiodia barbarae (Lyman, 1875) accepted as Amphiodia urtica (Lyman, 1860)
Amphiodia bimbata
Amphiodia caulleryi (Koehler, 1897) accepted as Amphioplus caulleryi (Koehler, 1897)
Amphiodia chilensis (Müller & Troschel, 1843) accepted as Ophiophragmus chilensis (Müller & Troschel, 1843)
Amphiodia cincta Koehler, 1914 accepted as Amphioplus cincta (Koehler, 1914)
Amphiodia clarki Liao, 2004 accepted as Amphiodia obtecta Mortensen, 1940
Amphiodia crassa (Koehler, 1904)
Amphiodia craterodmeta H.L. Clark, 1911
Amphiodia cyclaspis Djakonov, 1935
Amphiodia dalea (Lyman, 1879) accepted as Amphioplus daleus (Lyman, 1879)
Amphiodia debita Koehler, 1922
Amphiodia destinata Koehler, 1922
Amphiodia digitata Nielsen, 1932
Amphiodia digitula H.L. Clark, 1911 accepted as Amphiura digitula (H.L. Clark, 1911)
Amphiodia dividua Mortensen, 1933