Oligocene fossilization, White River Badlands. Here you can see the underside of the complete turtle that has already been described, which is different from all of them different from other such objects because it is hollow inside. By the way: Indian tribes had lived in this region for 10,000 years until they were forced onto reservations. [hint: this is an automatic translation from German]   |   Category: Fossilizations   |   Material: Stein   |   Country of origin: South Dakota, United States | Similar pieces