Spirifera vericosa brachiopod found in Jeffersonville Limestone of Clark County, Indiana.  Animal existed in the Devonian period.  These...

This small horn coral demonstrates the rough events that can occur on the sea floor.  The Heliophyllum coral started growing up toward t...

This blog posting highlights four fossil specimens of unprepared Aulopora coral found in the Silver Creek Limestone of Clark County, Ind...