Onychocrinus sp.
crinoid

Mississippian
Meramecian Series
Warsaw Formation
St. Louis County, Missouri

Onychocrinus sp.  Onychocrinus sp.

Special thanks to Roger Pabian for his identification

Viewer Comments:

It appears to be an Onychocrinus or a closely
related genus. I'm not sure if the family that includes
this genus has been re-described in recent years,
but in days of yore, I'd have gone with the above.
Dr. Roger Pabian

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Warsaw Formation

Mississippian Fossils of Missouri