Stegoceras, skull (Pachycephalosaurus) Baryonyx " referring to their primitive

" referring to their primitive somewhat reptilian palate

which means "southern ape of Africa")

lungfishes

They were carnivorous and at the top of the mollusk food chain

The chambers which the animal does not live in are called the phragmocone and are generally the parts which we find fossilized

Stegoceras, skull (Pachycephalosaurus) Baryonyx " referring to their primitivePronounced STEG oh CEER us, Stegoceras (meaning "roofed horn") was a bipedal, herbivorous, dome headed, plant eating dinosaur from the late Cretaceous period, about 76 65 million years ago. This pachycephalosuar was about 7 ft (2 m) long and lived in what is now Alberta, Canada. The type species is P. validum. Stegoceras was named by paleontologist L. Lambe in 1902. It had long been thought that Stegoceras' (and other pachycephalosaurs') thick dome