Iocrinus

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Iocrinus
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Crinoidea
Parvclass:	†Disparida
Family:	†Iocrinidae
Genus:	†Iocrinus Hall, 1866

Iocrinus is an extinct genus of crinoid (sea lilies and feather stars). It is an early form of crinoid, from the Ordovician rock of North America, England, and Gilwern Hill, Powys in Wales.

Selected species

• Iocrinus brithdirensis
• Iocrinus crassus
• Iocrinus pauli
• Iocrinus shelvensis
• Iocrinus similis
• Iocrinus subcrassus
• Iocrinus trentonensis
• Iocrinus whitteryi

References

Wikimedia Commons has media related to Iocrinus.

• Paleobiology Database entry^{[link removed]}
• Iocrinus in the Ordovician of England and Wales^{[permanent dead link]}
• Stuart M. Kelly, Functional Morphology and Evolution of Iocrinus: An Ordovician Disparid Inadunate Crinoid, Indiana University, 1978.

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