I think this is some sort of Brevispirifer brachiopod. It is Devonian period and was found in the Jeffersonville Limestone of Jeffers...

At the beginning of the year, I read the first posting of 2012 on the well-crafted and thought provoking blog, Fossils and Other Living T...

The Pachydiscus gulocus ammonite fossil from the Late Cretaceous (68-65 million years ago). Found in South Dakota. On display at the Smi...