Approximate measurements of Shastasaurus:

Complete 1:4 scale

comApproximate measurements of Jakapil: Scale 1:10 Complete

In terms of its biology

a trait that distinguishes it among the large marine predators of the Cretaceous

Supayacetus muizoni Variant:Primed Approximate measurements of Shastasaurus:Supayacetus muizoni was an archaeocete cetacean belonging to the Basilosauridae, a group of fully aquatic primitive whales that lived during the middle late Eocene, approximately 4037 million years ago, in the coastal waters of present day Peru. It represents a very important transitional form in the early evolution of whales, showing a combination of primitive traits inherited from older archaeocetes and characteristics already clearly adapted to