[Crurotarsi] Sereno & Arcucci 1990 Count: [*†*] 9g;15s; †28g;55s Crocodylomorpha Walker 1968 [Clark 1988] see Subclass Crocodylomorpha Hay, 1930 Count: [*†*] 9g;15s; †28g;55s Crocodyliformes Clark 1988 [Sereno, Larsson, Sidor & Gado 2001] Count: [*†*] 9g;15s; †28g;55s Mesoeucrocodylia Whetstone & Whybrow 1983 [Sereno, Larsson, Sidor & Gado 2001] Count: [*†*] 9g;15s; †28g;55s Eusuchia Huxley 1875 {Brochu 2003} Count: [*†*] 9g;15s; †28g;55s Genus †Hylaeochampsa Owen, 1874 Count: [†*] †1s 1 †Hylaeochampsa vectiana Owen, 1874 Count: -