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]
       Neosuchia Benton & Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
         Family †Atoposauridae Gervais, 1871
           Genus †Theriosuchus Owen, 1879
             1 †Theriosuchus pusillusᵀ Owen, 1879
             2 †Theriosuchus grandinaris Lauprasert, Laojumpon, Saenphala, Cuny, Thirakhupt & Suteethorn, 2011
             3 †Theriosuchus ibericus Brinkmann, 1992
             4 †Theriosuchus guimarotae Schwarz & Salisbury, 2005