[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
Globidonta Brochu 1999 [Brochu 1999]
[crown] Alligatoridae Cuvier 1807 {Brochu 2003}
see Family Alligatoridae Cuvier, 1807
Caimaninae Brochu 1999
see Subfamily Caimaninae Brochu, 1999
Caiman yacare (Daudin, 1802) - Panama caiman