Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Galloanserae Sibley, Ahlquist & Monroe Jr., 1988 see Subcohort Galloanserae Sibley, Ahlquist & Monroe Jr., 1988
       [Order] Galliformes Temminck, 1820 - fowl
         Family Cracidae Vigors, 1825 - chachalacas, curassows, guans
           Subfamily Cracinae Vigors, 1825 - curassows
             1 Genus Nothocrax Burmeister, 1856 [monotypic]
             2 Genus Mitu Lesson, 1831
             3 Genus Pauxi Temminck, 1813
             4 Genus Crax Linnaeus, 1758