My first spiny snail fossil find in the Devonian Period Jeffersonville Limestone of Jefferson County, Kentucky.  The fossil could be a Pla...

An Orthostrophia fornacula? brachiopod named by paleontologist James Hall of New York.  Fossil found in the Jeffersonville Limestone of C...

A brachiopod lophophore fossilized in quartz crystals.  The brachiopod is a Pseudoatrypa found in the Jeffersonville Limestone of Clark ...