The jaw bones of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

Mosasaurus Jaw

The jaw bones of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

A tooth of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.

Mosasaurus Toot

A tooth of the Mosasaurus, a great snake-like reptile of the Cretaceous Period.