Archosauromorpha Huene 1946 [Benton 1985], nom. cl. inval. see Clade Archosauromorpha von Huene 1946 [Gauthier 2020]
Count: [*†*] 2g;2s; †68g;74s
   1 Genus †Mesosuchus Watson, 1912
  Count: [†*] †1s
   2.1 Genus †Prolacerta Parrington, 1935
  Count: [†*] †1s
   2.2 Archosauriformes Gauthier 1994, nom. cl. inval. see Clade Archosauriformes Gauthier 1994 [Gauthier 2020]
  Count: [*†*] 2g;2s; †66g;72s