WoRMS source details
Belyaevicrinus (Mironov & Sorokina, 1998) (basis of record)
Belyaevicrinus latipinnulus (Mironov & Sorokina, 1998) (basis of record)
Calamocrinus Agassiz, 1890 (basis of record)
Dumetocrinus Mironov & Sorokina, 1998 (basis of record)
Dumetocrinus antarcticus (Bather, 1908) (basis of record)
Feracrinus Mironov & Sorokina, 1998 (basis of record)
Gephyrocrinus Koehler & Bather, 1902 (additional source)
Hyocrinida (basis of record)
Hyocrinidae Carpenter, 1884 (basis of record)
Hyocrinus Thomson, 1876 (basis of record)
Hyocrinus (Belyaevicrinus) Mironov & Sorokina, 1998 accepted as Belyaevicrinus (Mironov & Sorokina, 1998) (basis of record)
Hyocrinus bethellianus Thomson, 1876 (basis of record)
Laubiericrinus Roux, 2004 (basis of record)
Ptilocrinus Clark, 1907 (additional source)
Thalassocrinus AH Clark, 1911 (basis of record)
Hyocrinidae with three basals with distinct sutures. Width of distal radial articular facet 40-50 percent of upper ... [details]
Hyocrinidae with structure of cup unknown. Second nonmuscular articulation between brachials 4-5; middle part of arm ... [details]
Hyocrinidae with Basals fused or with a few inconspicuous sutures, aboral side of basal circlet flanged. Arms ... [details]
Hyocrinidae with basals fused; aboral side of basal circlet flanged. Arms 5, exceptionally branching at brachial 4. ... [details]
Hyocrinidae with basals fused or basal circlet with 1-3 sutures. Arms moderately narrow. Width of distal radial ... [details]
Articulata with cup thin walled, hollow, formed by basals and radials; infrabasals absent; basals fused or with 1 ... [details]
Hyocrinidae with basals 3 or fused, forming a circlet without distinct sutures. Width of distal radial articular ... [details]
Hyocrinidae with basals 3 or fused. The most frequent proximal arm pattern with second nonmuscular articulation ... [details]