On a recent visit to the Kentucky Science Center, I came upon one of my favorite fossils in their collection. The snake stone ammonite fos...

This image is of a Ranella olearia gastropod fossil. The creature existed in the Pliocene Epoch of the Neogene Period. Fossil was disc...

This image is of a Strombus sp. gastropod fossil. The fossil appears to be made of plaster/gypsum/calcium sulfate and in a translucent f...