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 Forpus Boie, 1858
                 Forpus passerinus (Linnaeus, 1758) - green-rumped parrotlet
                   1 Forpus passerinus cyanophanes (Todd, 1915)
                   2 Forpus passerinus viridissimus (Lafresnaye, 1848)
                   3 Forpus passerinus passerinus (Linnaeus, 1758)
                   4 Forpus passerinus cyanochlorus (Schlegel, 1864)
                   5 Forpus passerinus deliciosus (Ridgway, 1888)