†Tyrannosauroidea Walker 1964 [Sereno 1998] see Superfamily Tyrannosauroidea Osborn, 1906 Count: - †Tyrannosauridae Osborn 1906 [Sereno 1998] see Family Tyrannosauridae Osborn, 1906 Count: - †Tyrannosaurinae Matthew & Brown 1922 [Sereno 1998] see Subfamily Tyrannosaurinae Osborn, 1906 Count: - Genus †Tyrannosaurus Osborn, 1905 Count: - †Tyrannosaurus rex Osborn, 1905 Count: -