6.5" Torosaurus Bone Marrow Fossil Lance Creek FM Cretaceous Wy Dinosaur COA Calcite Three-lobed body plan: Central axial

Three-lobed body plan: Central axial lobe with two symmetrical pleural lobes

The item pictured is the one you will receive

smaller whales

Their first appearance in the fossil record dates back to approximately 521 million years ago

Thorax (middle): Flexible section with 2–61 articulated segments

6.5" Torosaurus Bone Marrow Fossil Lance Creek FM Cretaceous Wy Dinosaur COA Calcite Three-lobed body plan: Central axialLocation: Lance Creek Formation, Wyoming (Private Land Origin) Weight: 3 Pounds 11 Ounces Dimensions: 6. 5 Inches Long, 4. 3 Inches Wide, 3. 5 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. This is a genuine fossil bone. Name: Torosaurus Type: Herbivore Size: 7. 5 to 9 meters long. Torosaurus was a herbivorous ceratopsid dinosaur that lived during the Late Maastrichtian stage of the Cretaceous