[Crurotarsi] Sereno & Arcucci 1990
   Crocodylomorpha Walker 1968 [Clark 1988] see Subclass Crocodylomorpha Hay, 1930
     Crocodyliformes Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
       Mesoeucrocodylia Whetstone & Whybrow 1983 [Sereno, Larsson, Sidor & Gado 2001]
         Eusuchia Huxley 1875 {Brochu 2003}
           [crown] Crocodylia Gmelin 1789 [Clark 1988] see Order Crocodylia Wagler, 1830
             [crown] Brevirostres von Zittel 1890 [Brochu 2003]
               Alligatoroidea Gray 1844 {Brochu 2003} see Superfamily Alligatoroidea Cuvier, 1807
                 1 †Leidyosuchus canadensis Lambe, 1907
                 2 Genus †Deinosuchus Holland, 1909
                 3.1 †Diplocynodontinae Brochu 1999 [Brochu 1999]
                 3.2 Globidonta Brochu 1999 [Brochu 1999]