Tarbosaurus bataar, juvenile skull replica Troodon The first fossils of Edaphosaurus

The first fossils of Edaphosaurus came from the Texas Red Beds in North America

It is thought to have been a better swimmer than most of its relatives because of its powerful tail

from the Lower Cretaceous Yixian Formation

The left fibula is preserved on the main slab

It was heavy and supported by the last seven tail vertebrae

Tarbosaurus bataar, juvenile skull replica Troodon The first fossils of EdaphosaurusTarbosaurus Skull. Scientific Name: Tarbosaurus bataar Location: Mongolia Tarbosaurus meaning ("alarming lizard") is a genus of tyrannosaurid theropod dinosaur that flourished in Asia about 70 million years ago, at the end of the Late Cretaceous Period. Fossils have been recovered in Mongolia, with more fragmentary remains found further afield in parts of China. Although many species have been named, modern paleontologists recognize only one, T.