†family Cornucrinidae Regnell 1948 (Sea lily)
Crinoidea - Hybocrinida - Cornucrinidae
Full reference: G. Regnell. 1948. Swedish Hybocrinida (Crinoidea Inadunata Disparata; Ordovician-Lower Silurian). Arkiv for Zoologi 40(9):1-27
Parent taxon: Hybocrinida according to W. I. Ausich 1998
See also Regnell 1948, Sprinkle 1973 and Ubaghs et al. 1978
Sister taxa: Baerocrinidae, Cyathocrinoidea, Hybocrinidae, Hybocrinina, Hybocystitidae
Subtaxa: Cornucrinus Tripatocrinus
Type: Cornucrinus
Ecology: stationary epifaunal suspension feeder
Distribution:
• Whiterockian of United States (4: California, Nevada collections)
• Ordovician of Sweden (10)
• Ibexian of United States (1: Nevada)
Total: 15 collections each including a single occurrence