Iocrinus
| Iocrinus | |
|---|---|
 | |
| Iocrinus subcrassus | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | Crinozoa |
| Class: | Crinoidea |
| Subclass: | Inaduata |
| Order: | Diparida |
| Family: | Iocrinidae |
| Genus: | Iocrinus |
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
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Wikimedia Commons has media related to Iocrinus. |
- Paleobiology Database entry
- Iocrinus in the Ordovician of England and Wales
- Stuart M. Kelly, Functional Morphology and Evolution of Iocrinus: An Ordovician Disparid Inadunate Crinoid, Indiana University, 1978.
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