†family Stephanocrinidae Wachsmuth and Springer 1886 (blastoid)

Blastoidea - Coronata - Stephanocrinidae

Parent taxon: Coronata according to C. E. Brett et al. 1983

See also Ubaghs et al. 1978

Sister taxon: Stephanoblastidae

Subtaxa: Cupulocorona Mespilocystites Stephanoblastus Stephanocrinus

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Type: Stephanocrinus

Ecology: stationary epifaunal suspension feeder

Distribution:

• Silurian of United States (29: Arkansas, Indiana, Iowa, New York, Tennessee, Wisconsin collections)

• Dobrotivian of Spain (1)

• Letna of the Czech Republic (1)

• Ordovician to Silurian of the United Kingdom (1)

• Ordovician of the Czech Republic (8), Italy (3), Portugal (2), Spain (6), Sweden (2), the United Kingdom (7)

Total: 60 collections including 79 occurrences

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