This fossil is part of a skull of an extinct pantodont known as  Coryphodon oweni. Fossil was named by Herbert in 1856. It was found in t...

This crinoid calyx appears to be a Pterocrinus acutus (Wetherby, 1879). It has a snail fossil fossilized with it. The animals existed in...

This image is of an Alveolites winchellana (Miller) coral fossil. It was found in the Jeffersonville Limestone of Clark County Indiana...