Dimetrodon, skull & jaws Compsognathus From tip to tip

From tip to tip

It was roughly 20 feet (6 m) long and weighed about 3-4 tons

This results in the misshaping

and collectors usually have little or no trouble recognizing them

4 m (man-sized)

Dimetrodon, skull & jaws Compsognathus From tip to tipDimetrodon (meaning two measure teeth) was a sail backed, meat eating animal that lived during the Permian Period, roughly 280 MYA years ago, before the dinosaurs evolved. It was a so called mammal like reptile, a pelycosaur; pelycosaurs were the ancestors of the mammals. Dimetrodon was a dominant carnivore during the Permian period, living mainly in swampy areas. Unlike their fellow non finned pelycosaurs, they warmed up early after sunrise, and