Stegoceras, skull (Pachycephalosaurus) Compsognathus This extreme variation has prompted

This extreme variation has prompted some paleontologists to consider Dickinsonia a fungus or protist rather than an animal

2 feet high x 3 feet wide and weighs 242 pounds

It was a heavily built animal

This skull specimen was found in Florida

It was not until

Stegoceras, skull (Pachycephalosaurus) Compsognathus This extreme variation has promptedPronounced 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