Crinoid Fossils
Cochise College 
Photos of Fossils
Geology Home Page

Roger Weller, geology instructor   copyright 2011-R.Weller

crinoid heads from the Midwest-3
Steganocrinus pentagonus and
Schizoblastus sayi (blastoid)
Pike County, Illinois
Mississippian-Burlington formation


crinoid                                                                                                                                               60

Photo is copyright free for non-commercial educational uses. 
Just credit photo to R.Weller/Cochise College.

Fossil courtesy of Collin Mineral Company, Inc.
3215 East Redwood Lane, Phoenix, AZ 850-48-7835
(480) 759-1976