Temporal range: Late Cretaceous
Bistahieversor sealeyi by teratophoneus-d545w15.jpg
Skull at the New Mexico Museum of Natural History and Science
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Order: Saurischia
Suborder: Theropoda
Superfamily: Tyrannosauroidea
Family: Tyrannosauridae?
Subfamily: Tyrannosaurinae?
Genus: Bistahieversor
Carr & Williamson, 2010
Species: B. sealeyi
Binomial name
Bistahieversor sealeyi
Carr & Williamson, 2010

Bistahieversor is a Tyrannosaurid from late Cretaceous New Mexico. It is estimated at 24 to 28 feet and weighed 1 or 2 tons. Its skull is shaped differently from other tyrannosaurids like Tyrannosaurs, Albertosaurus, and Daspletosaurus.

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