4.5" Brontothere Fossil Vertebrae Bone Eocene Age Badlands S Dakota Titanothere COA Phytosaur Brachiopods are marine invertebrates recognized

Brachiopods are marine invertebrates recognized by their bivalve-like shells

Deinotherium giganteum stands out as one of the most unique and fascinating members of the proboscidean lineage

These mollusks evolved through the Jurassic and Cretaceous periods before succumbing to the K-Pg extinction event approximately 66 million years ago—the same catastrophic episode that eliminated non-avian dinosaurs

Own a specimen that holds tangible evidence of these colossal birds' feeding strategies and their place in Madagascar's ancient ecosystem—a direct connection to understanding how nature's largest avians thrived millions of years ago

4.5" Brontothere Fossil Vertebrae Bone Eocene Age Badlands S Dakota Titanothere COA Phytosaur Brachiopods are marine invertebrates recognizedLocation: White River Badlands, South Dakota Weight: 2 Pounds 4. 1 Ounces Dimensions: 4. 5 Inches Long, 4 Inches Wide, 2. 8 Inches Thick (Matrix) Eocene Age, 56 to 33. 9 million years Old. Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Brontothere Megacerops coloradensis of Badlands National Park Brontotheres were ancient mammals that roamed the area now known as Badlands National Park approximately 56 to 33.