One of the most distinctive features of Platecarpus was its modified flipper-like limbs

which it used to grab and pull out vegetation

3 meter long and had a long and slender body shape

The tail was relatively stiff due to ossified tendons

and two pairs of large elongated flippers

Dimetrodon Variant:Unprimed One of the most distinctiveDimetrodon (D. grandis, "Wedgetooth"), is an extinct genus of non mammalian synapsids that lived during the Kungurian Age of the Lower Permian, between 295 and 272 million years ago, was a terrestrial animal and is believed to have lived in swampy areas and river banks, near bodies of fresh water where they could find food. It is a member of the Sphenacodontidae family and is the best known of the Pelicosaurs, especially for its spectacular sail. It