Aceste Thomson, 1877 (basis of record)
Amphiophiura Matsumoto, 1915 (basis of record)
Amphiophiura bullata (Thomson, 1877) (basis of record)
Amphioplus Verrill, 1899 (basis of record)
Amphiuridae Ljungman, 1867 (basis of record)
Asteroidea (basis of record)
Benthodytes Théel, 1882 (basis of record)
Crinoidea (additional source)
Echinoidea (basis of record)
Elasipodida (basis of record)
Elpidiidae Théel, 1882 (basis of record)
Enypniastes Théel, 1882 (basis of record)
Enypniastes eximia Théel, 1882 (basis of record)
Holothuroidea (basis of record)
Hyocrinidae Carpenter, 1884 (additional source)
Laetmogonidae Ekman, 1926 (basis of record)
Molpadiodemas Heding, 1935 (basis of record)
Ophiacantha Müller & Troschel, 1842 (basis of record)
Ophiacanthidae Ljungman, 1867 (basis of record)
Ophioleucidae Matsumoto, 1915 (basis of record)
Ophiosphalma H.L. Clark, 1941 (basis of record)
Ophiotypa Koehler, 1897 (basis of record)
Ophiotypa simplex Koehler, 1897 (basis of record)
Ophiurida (basis of record)
Ophiuroidea (basis of record)
Paxillosida (basis of record)
Pelagothuriidae Ludwig, 1893 (basis of record)
Peniagone Théel, 1882 (basis of record)
Porcellanaster Wyville Thomson, 1878 (basis of record)
Porcellanaster ceruleus Wyville Thomson, 1878 (basis of record)
Porcellanasteridae Sladen, 1883 (basis of record)
Psychropotes Théel, 1882 (basis of record)
Psychropotidae Théel, 1882 (basis of record)
Schizasteridae Lambert, 1905 (basis of record)
Silax Fell, 1962 (basis of record)
Spatangoida (basis of record)
Styracaster Sladen, 1883 (basis of record)
Authority
Mortensen (1943) spells the author Diakonov, but the spelling D'yakonov used by Hansson (2001) seems to be more ... [details]
Identification
Ophiocten sericeum Auctt., non (Forbes, 1852) (p.p.) is Ophiocten gracilis (G.O. Sars, 1871). [details]
identification
Pawsonia aff. saxicola Garrido (email check-list of Canarian echinoderms) [details]
Status
This name appears as synonym of Brissopsis lyrifera in Hansson's 2001 list of European echinoderms as "Brissopsis ... [details]
Status
This names appears as "P. affinis ?,1???" in Hansson's 2001 checklist on European Echinoderms and comes from a list ... [details]
Status
Hansson (2001) lists this name as a possible synonym of Strongylocentrotus pallidus (Sars, 1871), while listing ... [details]
Synonymy
An older unused synonym, which ICZN should reject based on A.M. Clark in Clark & Downey (1992). [details]
Synonymy
Possibly conspecific with P. parelii (Duben & Koren, 1846) [details]
Taxonomy
Genus name preoccupied by coelenterate genus [details]
Taxonomy
Probably not a valid species - needs checking [details]
Taxonomy
Probably not a valid species - needs checking [details]
Taxonomy
Probably not a valid species - needs checking [details]
Taxonomy
Possibly not a valid species - needs checking [details]
Taxonomy
Needs checking - possibly valid species which does not occur in European seas [details]
Taxonomy
Listed as a valid but doubtful species in the printed version of ERMS [details]