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Thursday, June 29, 2023

Spirifer grimesi Brachiopod Fossil

 

This picture is of a Spirifer grimesi (Hall, 1858) brachiopod fossil. It was found in Burlington, Iowa USA. It dates to the Mississippian Period.

The picture was taken in June 2023 on the first floor of the Smithsonian Museum of Natural History in Washington D.C. USA.

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