Phylum Chordata Bateson, 1885 - chordates
Count: -
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
  Count: -
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
    Count: -
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
      Count: -
         Order Galliformes Temminck, 1820 - fowl
        Count: [*] 6f;74g;276s; ‡1g;2s
           Family Cracidae Vigors, 1825 - chachalacas, curassows, guans
          Count: [*] 8g;48s
             1 Genus Ortalis Merrem, 1786
            Count: [*] 12s
             2 Genus Penelope Merrem, 1786
            Count: [*] 15s
             3 Genus Aburria Reichenbach, 1852
            Count: [*] 4s
             4 Genus Chamaepetes Wagler, 1832
            Count: [*] 2s
             5 Genus Penelopina Reichenbach, 1862
            Count: [*] 1s
             6 Genus Oreophasis Gray, 1844
            Count: [*] 1s
             7 Genus Nothocrax Burmeister, 1856
            Count: [*] 1s
             8 Genus Crax Linnaeus, 1758
            Count: [*] 12s