†Tyrannosauroidea Walker 1964 [Sereno 1998] see Superfamily Tyrannosauroidea Osborn, 1906 Count: - †Tyrannosauridae Osborn 1906 [Sereno 1998] see Family Tyrannosauridae Osborn, 1906 Count: - †Albertosaurinae Currie et al., 2003 see Subfamily Albertosaurinae Currie et al., 2003 Count: [†*] †2g 1 Genus †Gorgosaurus Lambe, 1914 Count: - 2 Genus †Albertosaurus Osborn, 1905 Count: -