Dimetrodon, track Iguanodon was named and shortly described

was named and shortly described by Jack Horner and David B

The following is how Lytoceras is classified: Kingdom: Animalia

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This is a superb crinoid plate replica with two detailed fossil

Dimetrodon, track Iguanodon was named and shortly describedDimetrodon track Dimetrodon (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