Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       Order [Psittaciformes] Wagler, 1830 [monotypic] - parrots
         Family Psittacidae Illiger, 1811 - cockatoos and parrots
           Subfamily Psittacinae Illiger, 1811 - typical parrots
             Tribe Arini Gray, 1840
               Genus Ara Lacépède, 1799
                 1 Ara ararauna (Linnaeus, 1758) - blue-and-yellow macaw
                 2 Ara glaucogularis Dabbene, 1921 - blue-throated macaw
                 3 Ara militaris (Linnaeus, 1766) - military macaw
                 4 Ara ambiguus (Bechstein, 1811)
                 5 Ara macao (Linnaeus, 1758) - scarlet macaw
                 6 Ara chloropterus Gray, 1859 - red-and-green macaw
                 7 ‡Ara tricolor (Bechstein, 1811) - Hispaniolan macaw
                 8 Ara rubrogenys Lafresnaye, 1847 - red-fronted macaw
                 9 Ara severus (Linnaeus, 1758)