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The holotype is IGM 100/20
Stegodon are one of the largest of extinct elephants species (Proboscidean) with adults being 13 feet high at the shoulder
Hell Creek Formation
have been found associated with the bellies of these sea monsters
Therizinosaurus Claw, reconstruction Ouranosaurus The holotype is IGM 100/20Therizinosaurus is a genus of very large theropod dinosaurs. Therizinosaurus comprises the single species T. cheloniformis, which lived in the late Cretaceous Period (early Maastrichtian stage, around 70 million years ago), and was one of the last and largest representatives of its unique group, the Therizinosauria. Fossils of this species were first discovered in Mongolia and were originally thought to belong to a turtle like reptile (hence the