Classification
Biota [regio]Animalia [regnum]
Echinodermata [phylum]
Crinoidea [classis]
Isocrinida [ordo]
Pentacrinitidae [familia]
Seirocrinus [genus]
Genus Seirocrinus Gislen, 1924 contains the following taxa:
Seirocrinus subangularis (Miller, 1821) [species]