Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Teleostomi
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
         Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] - amniotes
           Class Reptilia Linnaeus, 1758 [paraphyletic] - reptiles
             Subclass Diapsida Osborn, 1903 - diapsids see Clade Diapsida Osborn 1903 [Gauthier & de Queiroz 2020]
               Infraclass Archosauromorpha Huene, 1946 see Clade Archosauromorpha Huene 1946 [Benton 1985], nom. cl. inval.
                 Superorder Archosauria Cope, 1869 - archosaurs see Clade Archosauria Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.
                   Order Crocodylia Wagler, 1830 - crocodiles
                     Suborder †Sphenosuchia Bonaparte, 1971 see Order Sphenosuchia Bonaparte, 1972
                       Family †Sphenosuchidae Huene, 1922
                         1 ?Genus †Dibothrosuchus Simmons, 1965
                         2 Genus †Hesperosuchus Colbert, 1952
                         3 Genus †Pseudhesperosuchus Bonaparte, 1969
                         4 Genus †Sphenosuchus Haughton, 1915