The Scenophyllum conigerum? horn coral found in the Jeffersonville Limestone of Jefferson County, Kentucky.  This animal existed in the ...

The Heterophrentis cyathiformis horn coral found in the Jeffersonville Limestone of Jefferson County, Kentucky.  Fossil is from the Middl...

This fossil plate contains the remains of plants found at the famous St. Clair, Pennsylvania site.  This plate was collected in the early...