Ursus spelaeus, Cave Bear Tooth (Canine) Alamosaurus All photos are of the

All photos are of the same egg at different angles and background colors

has become one of the foremost paleontological sites in the world since the discovery of Sinosauropteryx

Location: Mongolia Formation: Red Beds of Khermeen Tsav Age: Late Cretaceous

and Vietnam

Ursus spelaeus, Cave Bear Tooth (Canine) Alamosaurus All photos are of theU. spelaeus possessed a well evolved dental battery. Behind a row of 6 incisors protruded two very large and robust canines. From there the gum was void of teeth back to the most rearward premolar. The molars, however, were substantial. Longer and wider than those of any of the cave bears predecessors, the molars had large grinding surfaces which were employed in grinding plants. The chewing muscles must have been exceptionally large judging from the