[Neosuchia] Benton & Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
   Eusuchia Huxley 1875 {Brochu 2003}
     Crocodylia Gmelin 1789 [Clark 1988] see Order Crocodylia Wagler, 1830
       Gavialoidea Case 1930 [Brochu 2003] see Superfamily Gavialoidea Adams, 1854
         1 Genus †[Eothoracosaurus] Brochu, 2004
         2.1 Genus †Thoracosaurus Leidy, 1852
         2.2.1 Genus †[Thecoachampsoides] see Genus Thecachampsoides Norell & Storrs, 1989
         2.2.2.1 Genus †[Eogavialis] Buffetaut, 1982
         2.2.2.2.1 Genus [Gavialis] Oppel, 1811
         2.2.2.2.2.1 Genus †[Siquisiquesuchus] Brochu & Rincón, 2004
         2.2.2.2.2.2 Genus †[Gryposuchus] Gürich, 1912