Biology:Onychocrinus
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Short description: Extinct genus of crinoids
| Onychocrinus | |
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| Fossil of Onychocrinus species from Carboniferous of United States | |
| Scientific classification | |
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| Phylum: | |
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| Order: | †Taxocrinida
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| Family: | †Synerocrinidae
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| Genus: | †Onychocrinus Lyon and Casseday, 1860 [1]
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Onychocrinus is an extinct genus of crinoids.
Fossil records
This genus is known in the fossil records of the Carboniferous period of United States and Canada (age range: 353.8 to 318.1 million years ago).[2]
Bibliography
- F. Springer. 1906. Discovery of the Disk of Onychocrinus, and Further Remarks on the Crinoidea Flexibilia. The Journal of Geology, Volume 14.
- A. S. Horowitz. 1956. Fauna of Glen Dean Limestone (Chester) in Indiana and Northern Kentucky. unpublished Ph.D. thesis, Indiana University 1-449
- N. G. Lane, J. L. Matthews, E. G. Driscoll and E. L. Yochelson. 1973. Paleontology and paleoecology of the Crawfordsville fossil site (Upper Osagian: Indiana). University of California Publications in Geological Sciences 99:1-141
- W. I. Ausich. 1978. Community Organization, Paleontology, and Sedimentology of the Lower Mississippian Borden Delta Platform (Edwardsville Formation, Southern Indiana). Unpublished Doctoral Dissertation, Indiana University 1-433
- T. W. Kammer and W. I. Ausich. 2007. Stratigraphical and geographical distribution of Mississippian (Lower Carboniferous) Crinoidea from Scotland. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 98:139-150
References
- ↑ Lyon, S. S. and S. A. Casseday. 1860. A synonymic list of the Echinodermata of the Palaeozoic rocks of North America. Proceedings of the American Academy of Science and Arts 4::282–304.
- ↑ Paleobiology Database
- See also List of crinoid genera
Wikidata ☰ Q17637418 entry
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