This picture shows an interesting fossil. It is an Amecystis laevis (Raymond, 1921) which is a cystoid. It was found in Bobcaygeon Format...

Here is another Louisville area fossil on display in the Deep Time Exhibit. It is a Modiomorpha concentrica (Conrad, 1838) which is an exti...

This fossil is an Wiwaxia sp. (Walcott, 1911) which might be an extinct mollusc. It was found by Charles Walcott (1850-1927) in 1911 in B...