†superfamily Icthyocrinoidea Wachsmuth and Springer 1886 (Sea lily)
Parent taxon: Sagenocrinida according to G. D. Webster and D. W. Webster 2012
Sister taxa: Cryptanisocrinus, Homalocrinidae, Icthyocrinacea, Lecanocrinacea, Lecanocrinoidea, Lecocrinus, Nummicrinus, Pabianocrinus, Paraclidochirus, Paranisocrinus, Proanisocrinus, Sagenocrinitoidea, Sagenocrinoidea, Tagenocrinus
Subtaxa: Icthyocrinidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of United States (5: New York collections)
• Silurian of United States (1: West Virginia)
• Ordovician of Canada (2: Quebec)
Total: 8 collections each including a single occurrence