Dimetrodon, skull & jaws Compsognathus Exactly how it lived and

Exactly how it lived and what it ate are still open to speculation

This results in the misshaping

We currently have four different size sets in our fossil collections

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

From tip to tip

Dimetrodon, skull & jaws Compsognathus Exactly how it lived andDimetrodon (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