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 Nannopsittaca Ridgway, 1912
                 1 Nannopsittaca panychlora (Salvin & Godman, 1883) - tepui parrotlet
                 2 Nannopsittaca dachilleae O'Neill et al., 1991 - Amazonian parrotlet