Dinosauria Owen 1841 [Padian & May 1993], nom. cl. inval. see Clade Dinosauria Owen 1842 [Langer, Novas, Bittencourt, Ezcurra & Gauthier 2020]
Count: -
   Saurischia Seeley 1887 [Gauthier 1986], nom. cl. inval. see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
  Count: -
     Theropoda Marsh 1881 [Gauthier 1986] see Clade Theropoda Marsh 1881 [Naish, Cau, Holtz Jr., Fabbri & Gauthier 2020]
    Count: -
       Neotheropoda Bakker 1986 [Sereno 1998]
      Count: -
         †Ceratosauria Marsh 1895 [Rowe & Gauthier 1990]
        Count: -
           1 †Ceratosauroidea Bonaparte et al. 1990 see Superfamily Ceratosauroidea Marsh, 1884
          Count: -
           2 †Coelophysoidea Holtz 1994 [Sereno 1998] see Superfamily Coelophysoidea Nopcsa, 1928
          Count: -