Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
   Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
     Infraclass Neoaves Sibley et al., 1988 see Subcohort Neoaves Sibley et al., 1988
       Parvclass Passerae see Superorder Passerimorphae Sibley et al., 1988
         Superorder Psittacimorphae Huxley, 1867
           Order Psittaciformes Wagler, 1830 - parrots
             Family Psittacidae Illiger, 1811 - cockatoos and parrots
               Genus Ara Lacépède, 1799
                 01 Ara ararauna (Linnaeus, 1758) - blue-and-yellow macaw
                 02 Ara glaucogularis Dabbene, 1921 - blue-throated macaw
                 03 Ara militaris (Linnaeus, 1766) - military macaw
                 04 Ara ambigua (Bechstein, 1811) - great green macaw see Ara ambiguus (Bechstein, 1811)
                 05 Ara macao (Linnaeus, 1758) - scarlet macaw
                 06 Ara chloropterus Gray, 1859 - red-and-green macaw
                 07 ‡Ara cubensis Wetherbee, 1985 - Cuban macaw see Ara tricolor (Bechstein, 1811)
                 08 ‡Ara tricolor (Bechstein, 1811) - Hispaniolan macaw
                 09 Ara rubrogenys Lafresnaye, 1847 - red-fronted macaw
                 10 Ara severa (Linnaeus, 1758) - chestnut-fronted macaw see Ara severus (Linnaeus, 1758)
                 11 Ara manilata (Boddaert, 1783) - red-bellied macaw see Orthopsittaca manilata (Boddaert, 1783)
                 12 Ara couloni Sclater, 1876 - blue-headed macaw see Primolius couloni (Sclater, 1876)
                 13 Ara maracana (Vieillot, 1816) - blue-winged macaw see Primolius maracana (Vieillot, 1816)
                 14 Ara auricollis Cassin, 1853 - yellow-collared macaw see Primolius auricollis (Cassin, 1853)
                 15 Ara nobilis (Linnaeus, 1758) - red-shouldered macaw see Diopsittaca nobilis (Linnaeus, 1758)