Tylosaurus is a genus of mosasaur, a large, predatory marine reptile closely related to modern monitor lizards and to snakes, from the Late Cretaceous.
Ka-Zar of Prehistoria[]
Prehistoria's primitive humans commonly call Tylosaurus, Aztarags. These mosasaurs are the top predators of the Gorahn Sea, Prehistoria's ocean. Tylosaurus prey on sea creatures such as Archelon, Sea Turtles, Ichthyosaurs, and smaller Mosasaurs.