4.6" Brontothere Fossil Knee Bone Eocene Age Badlands S Dakota Titanothere COA Plesiosaur Central Montana (Private land origin)

Central Montana (Private land origin)

These sulfur deposits form through the bacterial reduction of anhydrite (calcium sulfate) found in the caprock

It is from these limitations that we know the skin was scaly and leathery

Cranefly Insect

4.6" Brontothere Fossil Knee Bone Eocene Age Badlands S Dakota Titanothere COA Plesiosaur Central Montana (Private land origin)Location: White River Badlands, South Dakota Weight: 1 Pound 0. 8 Ounces Dimensions: 4. 6 Inches Long, 3. 6 Inches Wide, 2. 4 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 is an ancient mammal that roamed the area of Badlands National Park about 56 33. 9 million years ago. Badlands brontotheres are also known as Megacerops