Echinoidea Taxon list
Loxechinus albus (Molina, 1782)
Loxechinus bullatus (Bell, 1881) accepted as Loxechinus albus (Molina, 1782)
Loxechinus purpuratus (Stimpson, 1857) accepted as Strongylocentrotus purpuratus (Stimpson, 1857)
Loxechinus violaceus Perrier, 1875 accepted as Strongylocentrotus pallidus (Sars G.O., 1872)
Microcordyla asteriae Zirpolo, 1927 accepted as Paracentrotus lividus (Lamarck, 1816)
Paracentrotus (Strongylocentrotus) lividus (Lamarck, 1816) accepted as Paracentrotus lividus (Lamarck, 1816)
Paracentrotus agulhensis Döderlein, 1905 accepted as Polyechinus agulhensis (Döderlein, 1905)
Paracentrotus gaimardi (Blainville, 1825)
Paracentrotus grandis H.L. Clark, 1923 accepted as Polyechinus agulhensis (Döderlein, 1905)
Paracentrotus lividus (Lamarck, 1816)
Parechinus angulosus (Leske, 1778)
Parechinus angulosus pallidus H.L. Clark, 1923 accepted as Parechinus angulosus (Leske, 1778)
Parechinus annulatus (Mortensen, 1909) accepted as Parechinus angulosus (Leske, 1778)
Parechinus huttoni (Benham, 1908) accepted as Pseudechinus huttoni Benham, 1908
Parechinus magellanicus (Philippi, 1857) accepted as Pseudechinus magellanicus (Philippi, 1857)
Parechinus miliaris (P.L.S. Müller, 1771) accepted as Psammechinus miliaris (P.L.S. Müller, 1771)
Parechinus miliaris Mortensen, 1903 accepted as Psammechinus miliaris (P.L.S. Müller, 1771)
Parechinus notius H.L. Clark, 1916 accepted as Pseudechinus notius (H.L. Clark, 1916)
Protocentrotus angulosus (Leske, 1778) accepted as Parechinus angulosus (Leske, 1778)
Protocentrotus annulatus Mortensen, 1909 accepted as Parechinus angulosus (Leske, 1778)
Psammechinus aciculatus (Hupé, 1856) accepted as Paracentrotus gaimardi (Blainville, 1825)
Psammechinus arnei Castex, 1947 †
Psammechinus asteroides Girard, 1850 accepted as Evechinus chloroticus (Valenciennes, 1846)
Psammechinus carolinensis Kier, 1997 †
Psammechinus charlesworthi (Forbes, 1852) †
Psammechinus chloroticus (Valenciennes, 1846) accepted as Evechinus chloroticus (Valenciennes, 1846)
Psammechinus coglesi Cotteau, 1880 † accepted as Echinus coglesi (Cotteau, 1880) †
Psammechinus dainellii Desio, 1929 †
Psammechinus darnleyensis (Tenison-Woods, 1878) accepted as Nudechinus darnleyensis (Tenison-Woods, 1878)
Psammechinus demolyi Lambert in Demoly, 1928 †
Psammechinus desioi Airaghi, 1934 †
Psammechinus dewalquei Cotteau, 1880 †
Psammechinus diadema (Studer, 1876) accepted as Sterechinus diadema (Studer, 1876)
Psammechinus epistichus (H.L. Clark, 1912) accepted as Gymnechinus epistichus H.L. Clark, 1912
Psammechinus excavatus (Blainville, 1825) accepted as Lytechinus variegatus (Lamarck, 1816)
Psammechinus exoletus McCrady in Tuomey & Holmes, 1855 †
Psammechinus floralanus Cooke, 1941 †
Psammechinus henslowi (Forbes, 1852) †
Psammechinus humilior Bittner, 1892 † accepted as Cryptechinus humilior (Bittner, 1892) †
Psammechinus intermedius A. Agassiz, 1864 accepted as Strongylocentrotus intermedius (A. Agassiz, 1864)
Psammechinus korenii Desor in L. Agassiz & Desor, 1846 accepted as Psammechinus miliaris (P.L.S. Müller, 1771)
Psammechinus laganoides (Desor in L. Agassiz & Desor, 1846) accepted as Echinostrephus molaris (Blainville, 1825)
Psammechinus lyelli (Forbes, 1852) †
Psammechinus magellanicus (Philippi, 1857) accepted as Pseudechinus magellanicus (Philippi, 1857)
Psammechinus microtuberculatus (Blainville, 1825)
Psammechinus miliaris (P.L.S. Müller, 1771)
Psammechinus neuvillei Lambert, 1928 †
Psammechinus norvegicus (Düben & Koren, 1844) accepted as Echinus acutus norvegicus Düben & Koren, 1844 accepted as Gracilechinus acutus norvegicus (Düben & Koren, 1844)
Psammechinus ocalanus Cooke, 1941 †
Psammechinus parvituberculatus (Blainville, 1834) accepted as Psammechinus microtuberculatus (Blainville, 1825)
Psammechinus paucispinus A. Agassiz & H.L. Clark, 1907 accepted as Pseudoboletia indiana (Michelin, 1862)
Psammechinus pictus Verrill, 1867 accepted as Lytechinus pictus (Verrill, 1867)
Psammechinus pulchellus (L. Agassiz, 1841) accepted as Psammechinus microtuberculatus (Blainville, 1825)
Psammechinus pulchellus (Mortensen, 1904) accepted as Gymnechinus pulchellus Mortensen, 1904
Psammechinus pulcherrimus A. Agassiz, 1864 accepted as Hemicentrotus pulcherrimus (A. Agassiz, 1864)
Psammechinus punicus Lambert, 1931 †
Psammechinus pustulatus (L. Agassiz, 1841) accepted as Psammechinus miliaris (P.L.S. Müller, 1771)
Psammechinus robillardi (de Loriol, 1883) accepted as Gymnechinus robillardi (de Loriol, 1883)
Psammechinus rufus (Bell, 1894) accepted as Desmechinus rufus (Bell, 1894)
Psammechinus santee Cooke, 1941 †
Psammechinus semituberculatus Valenciennes in L. Agassiz, 1846 accepted as Lytechinus semituberculatus (Valenciennes in L. Agassiz, 1846)
Psammechinus simplex Lambert, 1931 †
Psammechinus sphaeroides Nyst, 1868 † accepted as Echinus sphaeroides (Nyst, 1868) †
Psammechinus subangulosus (Lamarck, 1816) accepted as Parechinus angulosus (Leske, 1778)
Psammechinus variegatus (Lamarck, 1816) accepted as Lytechinus variegatus (Lamarck, 1816)
Psammechinus verruculatus (Lütken, 1864) accepted as Nudechinus verruculatus (Lütken, 1864)
Psammechinus versicolor (Mortensen, 1904) accepted as Desmechinus versicolor (Mortensen, 1904)
Psammechinus woodsi Laube, 1869 † accepted as Ortholophus woodsi (Laube, 1869) †
Psammechinus woodsi var. fascigar Bittner, 1892 † accepted as Ortholophus woodsi (Laube, 1869) †