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
                 1 Forpus cyanopygius (Souancé, 1856) - Mexican parrotlet
                 2 Forpus passerinus (Linnaeus, 1758) - green-rumped parrotlet
                 3 Forpus xanthopterygius (Spix, 1824) - blue-winged parrotlet
                 4 Forpus conspicillatus (Lafresnaye, 1848) - spectacled parrotlet
                 5 Forpus sclateri (Gray, 1859) - dusky-billed parrotlet see Forpus modestus (Cabanis, 1848)
                 6 Forpus coelestis (Lesson, 1847) - Pacific parrotlet
                 7 Forpus xanthops (Salvin, 1895) - yellow-faced parrotlet