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Tuesday, March 8, 2022

Glyptocrinus decadactylus Crinoid Calyx Fossil

 

This picture is of a crinoid calyx fossil called Glyptocrinus decadactylus (Hall, 1847). Picture was taken in 2016 at Indiana University Department of Geology. The fossil dates to the Ordovician Period and was found in the Alger Formation of Ohio, USA. Thanks to Kenny for the picture.

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