Liopleurodon Iguanodon and so was probably a

and so was probably a poor swimmer

approximately 49 million years ago

4 mya—7

This plant-eater had short forelimbs and a stiff tail (which had a distinctive mesh of interwoven tendons surrounding its rear portion)

Anatomy: Megatherium had peg-like teeth

Liopleurodon Iguanodon and so was probably aLiopleurodon (pronounced LIE oh PLOOR oh don) (meaning "smooth sided tooth") was the biggest plesiosaur, up to 39 49 feet (12 15 m). It had a long body with a large head, a short neck, powerful jaws and teeth, and four long, wide, strong flippers. The skull was 10 feet (3 m) long. Fossils were found in England, France, Germany, and eastern Europe. It lived during the late Jurassic period. Liopleurodon was not a dinosaur, but another type of extinct