Trigonarca matheroniana  (d'Orbigny, 1844) is a pelecypod fossil. This genus might be known as Arca (Linnaeus, 1758). It existed during...

Pterotrigonia vaelsiensis  (Boehm, 1884) is a pelecypod fossil. It existed during the Cretaceous Period (about 120-70 million years ago ). ...

Pterotrigonia thoracica (Morton 1834) pelecypod is the official state fossil of Tennessee. It existed during the Cretaceous Period (about 7...

  Here are some pictures of what appears to be a Chonostegites clappi (Edwards & Haime, 1851) coral fossil. It was found in the Jeffers...

This image is of a  Pleurojulus sp (Fritsch, 1899) millipede fossil on display at Natural History Museum Vienna ( Naturhistorisches Museum ...