Theropoda Marsh 1881 [Gauthier 1986] see Clade Theropoda Marsh 1881 [Naish, Cau, Holtz Jr., Fabbri & Gauthier 2020]
Count: -
   Neotheropoda Bakker 1986 [Sereno 1998]
  Count: [†*] †8f;54g;61s
     Averostra Paul 2002
    Count: [†*] †7f;52g;58s
       Tetanurae Gauthier 1986
      Count: [†*] †7f;48g;54s
         Orionides Carrano, Benson & Sampson 2012
        Count: [†*] †7f;45g;50s
           †Megalosauroidea Fitzinger, 1843
          Count: [†*] †3f;19g;19s
             †Megalosauria Bonaparte 1850 [Allain et al. 2012]
            Count: [†*] †2f;16g;16s
               [†Megalosauridae Bonaparte 1850 [Allain 2002]] see Family Megalosauridae Fitzinger, 1843
              Count: -
                 [†Megalosaurinae Paul 1988 [Carrano et al. 2012]] see Subfamily Megalosaurinae Fitzinger, 1843
                Count: -