[organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Kingdom Animalia Linnaeus, 1758 - animals
    
 Branch Eumetazoa Butschli, 1910
 see [unranked] Eumetazoa Bütschli, 1910
      
 Division Bilateria Hatschek, 1888
 see Subkingdom Bilateria Hatschek, 1888
        
 Subdivision Deuterostomia Grobben, 1908
 see Infrakingdom Deuterostomia Grobben, 1908
          
 Phylum Chordata Bateson, 1885 - chordates
            
 Subphylum Vertebrata Cuvier, 1812 - vertebrates
 see Infraphylum Vertebrata Lamarck, 1801
              
 Superclass Tetrapoda Goodrich, 1930 - tetrapods
 see Clade Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988], nom. cl. inval.
                
 Class Reptilia Linnaeus, 1758 - reptiles
                  
 Subclass Archosauria Cope, 1869
 see Division Archosauria Cope, 1869
                    
 Order †Saurischia Seeley, 1887
 see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
                      
 Suborder †Theropoda Marsh, 1881
 see Clade Theropoda Marsh 1881 [Naish, Cau, Holtz Jr., Fabbri & Gauthier 2020]
                        
 Genus †Ornithomimus Marsh, 1890
                        
 Genus †Tyrannosaurus Osborn, 1905