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Zarafasaura oceanis is a genus of elasmosaurid plesiosaur that lived during the Late Cretaceous period
These sulfur deposits form through the bacterial reduction of anhydrite (calcium sulfate) found in the caprock
This provides valuable insight into the feeding strategies of this ancient fish
Central Montana (Private land origin)
It is from these limitations that we know the skin was scaly and leathery
4.6" Brontothere Fossil Knee Bone Eocene Age Badlands S Dakota Titanothere COA Plesiosaur Zarafasaura oceanis is a genusLocation: 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