Dallasaurus
Reptiles
Dallasaurus is a basal mosasauroid from the Upper Cretaceous of North America. Along with Russellosaurus, Dallasaurus is one of the two oldest mosasauroid taxa currently known from North America. It is also one of the smallest known mosasaurines,... Wikipedia
Lived: 93.5 million years ago - 89.3 million years ago (Turonian)
Length: 3 ft.
Genus: †Dallasaurus; Polcyn et Bell, 2005