OutgroupManiraptoraOrnithomimosauriaSiamotyrannus_isanensisAublysodon_molnariAlectrosaurus_olseniKirtland_Shale_aublysodontineAlioramus_remotusShanshanosaurus_huoyanshanensisGorgosaurus_libratusAlbertosaurus_sarcophagusDaspletosaurus_torosusTwo_Medicine_tyrannosaurineTyrannosaurus_bataarTyrannosaurus_rexMaleevosaurus_nonjiloviNanotyrannus_lancensisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Holtz_2001b