(O.F. Müller, 1776) [details]
Cutress & Miller, 1982 (non Deichmann, 1958) [details]
R. Perrier, 1896 [details]
(J. Müller & Troschel, 1842) [details]
(Bartolini Baldelli, 1914) Tortonese, 1963 [details]
Gurjanova, 1946 [details]
Levinsen, 1887 [details]
Heding, 1940 [details]
Kröyer, 1844 [details]
(G.O. Sars, 1888) [details]
Kröyer, 1844-45 [details]
Hoek, 1881 [details]
Norman, 1894 [details]
Düben & Koren, 1846 [details]
McIntosh [details]
de Quatrefages, 1842 [details]
Theel, 1877 [details]
pelagic as juvenile [details]
Pelagic as juvenile. [details]
Swimming forms. [details]
pelagic [details]
Pelagic as juvenile. Adults may swim for short periods. [details]
including active swimmers [details]
Pelagic Dendrothuria similis Koehler & Vaney, 1905 possibily synonym of S. herringi [details]
Treated as subgenus of Calyptronema Marion, 1870. [details]
position in Ocnus questionable. [details]
position in Ocnus questionable [details]
Jensenius Madsen & Hansen 1994 were referring this species to Stichopus Brandt, 1835, because they thought that ... [details]
This species belongs to the "Genus B" described by Mackie, in ASYM 92. According to NEAT the species is mediterranean. [details]
no species in N. Atlantic. [details]
Date of publication is 1794 [details]
Date of publication is 1865 [details]
synonymized by Hansen (1975) [details]
Benthothuria valdiviae Heding, 1940 possible synonym of B. funebris [details]
Hansen (1999, NEAT) considers Caudinidae a synonym of Eupyrgidae Semper, 1868 [details]
synonymysed with Cyclopecten pustulosus (Verrill, 1873) [details]
Echinus norvegicus could be a species of its own [details]
Synonymized by Hansen (1975). [details]
Possibly a synonym but thought to be distinct by Madsen (pers. comm. to A.M. Clark). [details]
Possibly synonym of Mesothuria lactea [details]
Considered as a basionym of Oestergrenia digitata (Montagu, 1815) [details]
Heding (1942) is moving this species out from synonymity with M. verrilli (Théel). [details]
Synonymised with Psamathe fusca Johnston, 1836 [details]
Lapidoplax Grieg, 1912 = labidoplax Östergren, 1898 [details]
synonym with Oestergrenia digitata profundicola Kemp, 1905 [details]
Ludwigia Reiffen, 1901 (p.p.), non Bayle, 1878 synonymized with Ocnus Forbes & Goodsir, in Forbes, 1841 [details]
may be teh young of Paroriza prohoi Hérouard, according to Mortensen (1927). [details]
Heding 1942 insists in keeping this genus, but is admitting that its type species may be a synonym of ... [details]
Possibly a junior synonym of N. stroemi Kröyer, 1844-45 [details]
Probably a synonym of the Carribean P. agassizi Théel, according to Deichmann (in Mortensen, 1927). However, ... [details]
According to Deichmann (in Mortensen, 1927) is this a young Benthodytes lingua Perrier [details]
May be a synonym of Cirrophorus [details]
May be a junior synonym of Paramphitrite birulai (Ssolowiew, 1899) according to Jirkov (2001: 519). Subsequently ... [details]
synonymized by Gebruk (1990) [details]
Synonymized by Gebruk (1989) and Miller & Pawson (1990) [details]
Part of it can be referred to Hemiselmis [details]
This species has been synonymized by Hansen (1975) and Gebruk (1990) [details]
Dendrothuria Koehler & Vaney, 1905 possibly synonym ofScotothuria [details]
Opinion 1220, ICZN see http://www.biodiversitylibrary.org/page/12228085#page/206/mode/1up [details]
Echinocucumis hispida (Barrett, 1857) var. abyssalis Koehler, 1896 possible synonym of Y. talismani talismani. [details]
Jones (1987) uses the name H. elegans (Bowerbank, 1866) and treats H. cinerea (Grant, 1826) as a nomen nudum. [details]
M. murrayi var. grandipes in NEAT [details]
Prionospio malmgreni Claparède, 1869, described from the Gulf of Naples (Mediterranean Sea), was considered to be ... [details]
Massachusetts [details]
NE Pacific [details]
Puerto Rico [details]
unknown [details]
possibly a dubious taxon according to Mortensen (1927). [details]
Gebruk (1990) considered this species as nomen nudum. [details]
this may be the young of another species according to the author himself. [details]