reptiles Linnaeus 1758 [Laurin & Reisz 2020] see Class Reptilia Linnaeus, 1758
   Pan-Archosauria Gauthier 2020
     Crocopoda Ezcurra 2016
       Archosauriformes Gauthier 1994 [Gauthier 2020]
         Eucrocopoda Ezcurra 2016
           †Proterochampsia Bonaparte 1971 [Kischlat 2002] see Order Proterochampsia Bonaparte, 1971
             1.1 Genus †Litorosuchus Li, Wu, Zhao, Nesbitt, Stocker & Wang, 2016
             1.2 Genus †Vancleavea Long & Murry, 1995
             2.1.1 Genus †Doswellia Weems, 1980
             2.1.2 Genus †Jaxtasuchus Schoch & Sues, 2014
             2.2 †Proterochampsidae Sill 1967 [Trotteyn 2011] see Family Proterochampsidae Romer, 1966