0.7" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Egg Shell With a robust hardness rating

With a robust hardness rating of 6 to 7 on the Mohs scale

meaning they formed through igneous processes rather than remaining in a primitive

Although they closely resembled modern crocodiles

Weight: 13

discovered in 1967

0.7" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Egg Shell With a robust hardness ratingLocation: South Dakota, White River Formation, Pennington County Weight: 0. 4 Ounces Dimensions: 0. 7 Inches Long, 0. 7 Inches Wide, 0. 5 Inches Thick Comes with a Certificate of Authenticity. Comes with a Display. The item pictured is the one you will receive. 30 35 Million Years Old Oligocene Period The discovery of Rhinoceros fossils in the Badlands of the American West was very exciting, as most people never suspected that such primitive