Stegoceras, skull (Pachycephalosaurus) Baryonyx Liopleurodon was named by French

Liopleurodon was named by French paleontologist H

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

" referring to their primitive somewhat reptilian palate

The length of the middle and outer toes of the former is four to five inches

and a circular structure behind the first body segment which he identified as the "moderately hairy" abdomen

Stegoceras, skull (Pachycephalosaurus) Baryonyx Liopleurodon was named by FrenchPronounced 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