Class Reptilia Linnaeus, 1758 - reptiles
   Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869
     Order Crocodylia Wagler, 1830 - crocodiles
       Suborder †Mesosuchia Huxley, 1875
         01 Family †Atoposauridae Gervais, 1871
         02 Family †Goniopholidae see Family Goniopholididae Cope, 1875
         03 Family †Paralligatoridae Konjukova, 1954
         04 Family †Notosuchidae Dollo, 1924
         05 Family †Libycosuchidae (Stromer, 1914)
         06 Family †Sphagesauridae Kuhn, 1968
         07 Family †Hsisosuchidae Young & Chow, 1953
         08 Family †Teleosauridae Geoffroy, 1831
         09 Family †Pholidosauridae Eastman, 1902
         10 Family †Congosauridae (Dollo, 1914) see Family Dyrosauridae de Stefano, 1903