This image is of an Orthoceratidae cephalopod fossil. It was found in the area of Cincinnati Ohio USA. The fossil dates to the Ordovician P...

This image is of a  Rafinesquina ponderosa  (Hayes and Ulrich, 1903) brachiopod fossil. It was found in the area of Cincinnati Ohio USA. Th...

  This image is of a  Grewingkia canadensis  (Billings, 1862) horn coral fossil with some borings. It was found in the area of Cincinnati Oh...