0.7" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Mammoth Tooth Halisaurus represents one of the

Halisaurus represents one of the more specialized branches of the mosasaur lineage during the Maastrichtian stage of the Late Cretaceous

occupying rivers and lowland wetlands millions of years before true crocodiles appeared

This biogenic origin distinguishes Louisiana's sulfur deposits from those formed by volcanic activity or other geological processes

several tyrannosaurs inhabited northern North America

though their relative abundances vary between specimens

0.7" Running Rhino Hyracodon Nebrascensis Fossil Tooth South Dakota Badlands COA Mammoth Tooth Halisaurus represents one of theLocation: South Dakota, White River Formation, Pennington County Weight: 0. 3 Ounces Dimensions: 0. 7 Inches Long, 0. 6 Inches Wide, 0. 4 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