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
               01 Genus Anodorhynchus Spix, 1824
               02 Genus Cyanopsitta Bonaparte, 1854 [monotypic]
               03 Genus Ara Lacépède, 1799
               04 Genus Orthopsittaca Ridgway, 1912 [monotypic]
               05 Genus Primolius Bonaparte, 1857
               06 Genus Diopsittaca Ridgway, 1912 [monotypic]
               07 Genus Rhynchopsitta Bonaparte, 1854
               08 Genus Ognorhynchus Bonaparte, 1857 [monotypic]
               09 Genus Guarouba Lesson, 1830 [monotypic] see Genus Guaruba Lesson, 1830
               10 Genus Aratinga Spix, 1824
               11 Genus Nandayus Bonaparte, 1854 [monotypic]
               12 Genus Leptosittaca Berlepsch & Stolzmann, 1894 [monotypic]
               13 Genus ‡Conuropsis Salvadori, 1891 [monotypic]
               14 Genus Cyanoliseus Bonaparte, 1854 [monotypic]
               15 Genus Pyrrhura Bonaparte, 1856
               16 Genus Enicognathus Gray, 1840
               17 Genus Myiopsitta Bonaparte, 1854 [monotypic]
               18 Genus Psilopsiagon Ridgway, 1912
               19 Genus Bolborhynchus Bonaparte, 1857
               20 Genus Forpus Boie, 1858
               21 Genus Brotogeris Vigors, 1825
               22 Genus Nannopsittaca Ridgway, 1912
               23 Genus Touit Gray, 1855
               24 Genus Pionites Heine, 1890
               25 Genus Pionopsitta Bonaparte, 1854
               26 Genus Hapalopsittaca Ridgway, 1912
               27 Genus Graydidascalus Bonaparte, 1854 [monotypic]
               28 Genus Pionus Wagler, 1832
               29 Genus Amazona Lesson, 1830
               30 Genus Deroptyus Wagler, 1832 [monotypic]
               31 Genus Triclaria Wagler, 1832 [monotypic]