Tyrannosaurus rex Tooth Progression Partial Dentary Styracosaurus It is you of the

It is you of the largest of the sauropds or long-neck dinosaurs

The baby teeth are needle sharp for snagging insects

and either simple or forking at outer end

The original fossil specimen is on display at the Carnegie Museum of Natural History

Tyrannosaurus rex Tooth Progression Partial Dentary Styracosaurus It is you of theAge: Late Cretaceous Maastrichtian ~ 65 MYA Locality: Hell Creek Formation, Harding County, South Dakota This reconstruction, showing Tyrannosaurus rex tooth progression, provides a fascinating look inside the tooth regeneration process of the most fierce predator North America has ever hosted. The exterior of the dentary is intact, while the interior provides an open window to the innermost actions taking place. The Theropod dinosaurs regrew their