1" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Geode extending back to the Cambrian

extending back to the Cambrian period

while millimeter-thick layers of alternating limestone deposits slowly accumulated

researchers gain valuable insight into planetary formation

reaching sizes that likely exceeded the largest modern great white shark by roughly fifty percent

1" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Geode extending back to the CambrianLocation: South Dakota, White River Formation, Pennington County Weight: 0. 3 Ounces Dimensions: 1 Inch Long, 0. 7 Inches Wide, 0. 7 Inches Thick Comes with a Certificate of Authenticity. Comes with a Sand and Mineral Tack. 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