Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. see Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
Count: -
   Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. - amniotes see Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
  Count: -
     Eureptilia Olson, 1947
    Count: -
       Diapsida Osborn 1903 [Laurin 1991] see Clade Diapsida Osborn 1903 [Gauthier & de Queiroz 2020]
      Count: -
         Neodiapsida Benton 1985
        Count: -
           Archosauromorpha Huene 1946 [Benton 1985], nom. cl. inval. see Clade Archosauromorpha von Huene 1946 [Gauthier 2020]
          Count: -
             1 †"Protorosauria" see [unranked] Prolacertiformes
            Count: -
             2.1 Genus †Trilophosaurus Case, 1928
            Count: -
             2.2.1 †Rhynchosauria Osborn 1903 [Dilkes 1998] see Order Rhynchosauria Osborn, 1903
            Count: -
             2.2.2.1 Genus †Prolacerta Parrington, 1935
            Count: -
             2.2.2.2 Archosauria Cope, 1869
            Count: -