†family Hirneacrinidae Frest and Strimple 1977 (Sea lily)

Crinoidea - Monobathrida - Hirneacrinidae

Full reference: T. J. Frest and H. L. Strimple. 1977. Hirneacrinidae (new), simple Silurian camerate crinoids from the North American continental interior. Journal of Paleontology 51:1181-1200

Parent taxon: Platycrinitacea according to T. J. Frest and H. L. Strimple 1977

Sister taxa: Hapalocrinidae, Platycrinitidae

Subtaxa: Hagnocrinus Hirneacrinus

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Ecology: stationary upper-level epifaunal suspension feeder

Distribution:

• Silurian of United States (17: Illinois, Indiana, Iowa, Missouri, New York, Oklahoma, Tennessee collections)

Total: 17 collections including 22 occurrences

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