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Tarbosaurus is a
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. bataar, as valid. Some experts see this species as an Asian representative of the North American genus Tyrannosaurus; this would make the genus Tarbosaurus redundant. Tarbosaurus and Tyrannosaurus, if not synonymous, are considered to be at least closely related genera.
Like most known tyrannosaurids, Tarbosaurus was a large
bipedal predator
, weighing up to six tonnes and equipped with about sixty large teeth. It had a unique locking mechanism in its lower jaw and the smallest forelimbs relative to body size of all tyrannosaurids, renowned for their disproportionately tiny, two-fingered forelimbs.
Tarbosaurus lived in a humid
phylogeny, skull mechanics, and brain structure. (see more...
)