Picture of what appears to be a Deltodus shark tooth fossil found in the Salem Formation of Hardin County Kentucky USA. It dates to the Miss...

These crinoid calyx fossils pictured above are known as Batocrinus icosidactylus (Casseday, 1854). They were found in the Salem Limestone o...

  This crinoid calyx fossil pictured above is known as Batocrinus icosidactylus (Casseday, 1854). It was found in the Salem Limestone of La...