This picture of a unique fossil specimen. A colonial coral fossil was shaped in a serving bowl. It might be from the Alps. Fossil was on dis...

This image is of a Rhaeboceras  (Meek, 1876) ammonite fossil. The animal existed in the Cretaceous Period. Fossil was discovered in Montan...

These images are of an Edestus (Leidy, 1856) shark fossil. The animal existed in the Carboniferous Period. Fossil was discovered in Marissa...