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
                 Ara militaris (Linnaeus, 1766) - military macaw
                   1 Ara militaris mexicanus Ridgway, 1915
                   2 Ara militaris militaris (Linnaeus, 1766)
                   3 Ara militaris bolivianus Reichenow, 1908