Tylosaurus
Reptiles
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Tylosaurus is a genus of mosasaur, a large, predatory marine reptile closely related to modern monitor lizards and snakes, from the Late Cretaceous. Wikipedia
Eats: Hesperornis
Length: 40 – 46 ft.
Lived: 90 million years ago - 66 million years ago (Turonian - Maastrichtian)
Class: Reptilia
Family: †Mosasauridae
Genus: †Tylosaurus; Marsh, 1872