These pictures show Upper Devonian Period brachiopods called Spinatrypa . They were found in the Fort Simpson Formation (Frasnian) in the N...

This picture shows a Middle Cambrian Period (500 million years ago) fossil stored at the Cincinnati Museum Geier Collection Center. It is a ...

This trilobite fossil is a very nice specimen with the little scoop off the cephalon and the spine off the pygidium. It appears to be a Dalm...