Scientists figured out that the predators were lumped in with a previously named mosasaur species. T...
Paleontologists Discover an Ancient Marine Reptile They've Dubbed the T. Rex of the Sea, Crowning Another King of the Cretaceous
Scientists figured out that the predators were lumped in with a previously named mosasaur species. The new one, called Tylosaurus rex, could grow to 43 feet...
Author: Smithsonian Magazine
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