This coral is from the Devonian period and probably from Jeffersonville Limestone. It is a Heliophyllum venatum horn coral found in Louisvi...

Here is a colonial coral found in Jeffersontown, Kentucky. It is from the Ordovician but what exactly it is called is sort of a mystery. It ...

Here is a coral from the Silurian period that is called Coenites reticulata . It was found in Louisville, Kentucky and came out of the Loui...