Early fossil identified as new species of Tyrannosaurus

A dinosaur known only from a partial skull has been dubbed Tyrannosaurus mcraensis, adding a new twist to long-running debates about putative relatives of Tyrannosaurus rex

​A dinosaur known only from a partial skull has been dubbed Tyrannosaurus mcraensis, adding a new twist to long-running debates about putative relatives of Tyrannosaurus rex A dinosaur known only from a partial skull has been dubbed Tyrannosaurus mcraensis, adding a new twist to long-running debates about putative relatives of Tyrannosaurus rex