Isurus planus Shark Teeth Fossils

Here are some images of Isurus planus shark teeth fossils. The Isurus is also known Mako sharks. Fossils were found from Shark Tooth Hill, California, USA. The sharks existed in Miocene Epoch.

Limoptera cancellata Pelecypod Fossil

This pelecypod fossil appears to be a Limoptera cancellata. It was found in Clark County, Indiana, USA in the Jeffersonville Limestone. The fossil broke at the top and when apart one can see the lines from the shell going down into the matrix.

Thanks to Kenny for letting me image the fossil.

Ilymatogyra arictina Oyster Fossils

Here are two intertwined oyster fossils that appear to be Ilymatogyra arictina. It was found in the Del Rio Formation of Val Verde County, Texas, USA. It dates to the Cenomanian, Upper Cretaceous Period.

It was once part of the Steve Garza collection of Corydon, Indiana. Thanks to Dale for this specimen.