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 Psittaculini Vigors, 1825
               Genus Geoffroyus Bonaparte, 1850
                 Geoffroyus heteroclitus (Hombron & Jacquinot, 1841) - singing parrot
                   1 Geoffroyus heteroclitus heteroclitus (Hombron & Jacquinot, 1841)
                   2 Geoffroyus heteroclitus hyacinthinus Mayr, 1931