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]
       Metasuchia Benton & Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
         Neosuchia Benton & Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
           †Sebecia
             Genus †Hamadasuchus Buffetaut, 1994