IRMNG Taxon list
Abatus agassizii (Pfeffer, 1889)
Abatus australis (Philippi, 1845) accepted as Abatus cavernosus (Philippi, 1845)
Abatus beatriceae (Larrain, 1986)
Abatus bidens Mortensen, 1910
Abatus cavernosus (Philippi, 1845)
Abatus cordatus (Verrill, 1876)
Abatus curvidens Mortensen, 1836
Abatus elongatus (Koehler, 1908)
Abatus gallegosensis (de Loriol, 1904) accepted as Abatus cavernosus (Philippi, 1845)
Abatus ingens Koehler, 1926
Abatus koehleri (Thiéry, 1909) accepted as Abatus elongatus (Koehler, 1908)
Abatus nimrodi (Koehler, 1911)
Abatus philippi Loven, 1871 accepted as Abatus philippii Lovén, 1871
Abatus philippii Lovén, 1871
Abatus shackletoni Koehler, 1911
Abertella aberti (Conrad, 1842) †
Abertella cazonensis (Kew in Dickerson & Kew, 1917) †
Abertella complanata Brito, 1981 † accepted as Abertella pirabensis (Marchesini Santos, 1958) †
Abertella dengleri Osborne & Ciampaglio, 2010 †
Abertella floridana (Cooke, 1942) † accepted as Abertella aberti (Conrad, 1842) †
Abertella gualichensis Martínez, Reichler & Mooi, 2005 †
Abertella habanensis (Sanchez Roig, 1949) †
Abertella kewi Durham, 1957 †
Abertella miskellyi Kroh, Mooi, del Rió & Neumann, 2013 †
Abertella palmeri Durham, 1957 †
Abertella pirabensis (Marchesini Santos, 1958) †
Acanthocidaris curvatispinis (Bell, 1892)
Acanthocidaris hastigera Agassiz & Clark, 1907
Acanthocidaris hastingeria A. Agassiz & H.L. Clark, 1907
Acanthocidaris maculicollis (de Meijere, 1904) accepted as Acanthocidaris curvatispinis (Bell, 1892)
Acanthotrema siculum Baker & Rowe, 1990 accepted as Kermabrissoides siculum (Baker & Rowe, 1990)
Aceste annandalei Koehler, 1914 accepted as Aceste ovata A. Agassiz & H.L. Clark, 1907
Aceste bellidifera Thomson, 1877
Aceste ovata A. Agassiz & H.L. Clark, 1907
Aceste purpurea A. Agassiz & H.L. Clark, 1907 accepted as Aceste ovata A. Agassiz & H.L. Clark, 1907
Aceste weberi Koehler, 1914
Acestina annandalei (Koehler, 1914) accepted as Aceste ovata A. Agassiz & H.L. Clark, 1907
Acestina weberi (Koehler, 1914) accepted as Aceste weberi Koehler, 1914
Acrocidaris formosa Agassiz †
Acrocidaris nobilis Agassiz †
Acrocladia blainvillei (Des Moulins, 1837) accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia blainvillii (Des Moulins, 1837) accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia cuspidata A. Agassiz, 1863 accepted as Heterocentrotus trigonarius (Lamarck, 1816)
Acrocladia hastifera (Eydoux & Souleyet, 1844) accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia mamillata accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia mammillata (Linnaeus, 1758) accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia planispina von Martens, 1886 accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia serialis Perrier, 1869 accepted as Heterocentrotus mammillatus (Linnaeus, 1758)
Acrocladia trigonaria (Lamarck, 1816) accepted as Heterocentrotus trigonarius (Lamarck, 1816)
Acrocladia violacea Perrier, 1869 accepted as Heterocentrotus trigonarius (Lamarck, 1816)
Acropeltis aequituberculata †
Acropeltis corrinata †
Acrosalenia decorata †
Acrosalenia hemicidaroides †
Acrosalenia interminutata †
Acrosalenia lycetti †
Acrosalenia mideltensis Vadet, Nicolleau & Reboul, 2010 †
Acrosalenia minuta †
Acrosalenia spinosa †
Acrosalenia wiltonii †
Actapericulum bicarinatum Holmes, 1995 †
Actinocidaris thomasi (A. Agassiz & H.L. Clark, 1907) accepted as Prionocidaris thomasi (A. Agassiz & H.L. Clark, 1907)
Aerope fulva A. Agassiz, 1898 accepted as Aeropsis fulva (A. Agassiz, 1898)
Aerope rostrata Thomson, 1877 accepted as Aeropsis rostrata (Thomson, 1877)
Aeropsis fulva (A. Agassiz, 1898)
Aeropsis rostrata (Thomson, 1877)
Aeropsis sibogae Koehler, 1914 accepted as Aeropsis fulva (A. Agassiz, 1898)
Agassizia excavata (Philippi, 1845) accepted as Tripylus excavatus Philippi, 1845
Agassizia excentrica A. Agassiz, 1869
Agassizia floridana de Lorial
Agassizia ovulum Lütken, 1864 accepted as Agassizia scrobiculata Valenciennes, 1846
Agassizia poriferan
Agassizia scrobiculata Valenciennes, 1846
Agassizia subrotunda Gray, 1851 accepted as Agassizia scrobiculata Valenciennes, 1846
Allocentrotus fragilis (Jackson, 1912)
Amblypneustes elevatus (Hutton, 1872)
Amblypneustes formosus Valenciennes, 1846
Amblypneustes grandis H.L. Clark, 1912
Amblypneustes griseus (Blainville, 1825) accepted as Amblypneustes ovum (Lamarck, 1816)
Amblypneustes grossularia Studer, 1880 accepted as Pseudechinus grossularia (Studer, 1880)
Amblypneustes inflatus A. Agassiz, 1872 accepted as Holopneustes inflatus (A. Agassiz, 1872)
Amblypneustes inflatus Lütken, 1872
Amblypneustes leucoglobus Döderlein, 1914
Amblypneustes ovum (Lamarck, 1816)
Amblypneustes pachistus H.L. Clark, 1912
Amblypneustes pallidus (Lamarck, 1816)
Amblypneustes pentagonus A. Agassiz, 1872 accepted as Goniopneustes pentagonus (A. Agassiz, 1872)
Amblypneustes pulchellus (H.L. Clark, 1928)
Amblypneustes purpurascens A. Agassiz, 1872 accepted as Holopneustes purpurascens (A. Agassiz, 1872)
Amblypneustes scalaris L. Agassiz & Desor, 1846 accepted as Amblypneustes formosus Valenciennes, 1846
Amblypneustes serialis L. Agassiz & Desor, 1846 accepted as Amblypneustes ovum (Lamarck, 1816)
Amblypneustes textilis L. Agassiz & Desor, 1846 accepted as Amblypneustes ovum (Lamarck, 1816)
Amblypneustes triseriatus H.L. Clark, 1912 accepted as Amblypneustes elevatus (Hutton, 1872)
Amblypygus dilatatus Agassiz & Desor, 1847 †
Amblypygus vilatatus †
Ammotrophus arachnoides (H.L. Clark, 1938)
Ammotrophus cyclius H.L. Clark, 1928
Ammotrophus platyterus H.L. Clark, 1928
Amoraster paucituberculata †
Amoraster tuberculata Ah Yee & McNamara, 1989 †