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 Cyanoliseus Bonaparte, 1854 [monotypic]
                 Cyanoliseus patagonus (Vieillot, 1818) - burrowing parakeet
                   1 Cyanoliseus patagonus andinus Dabbene & Lillo, 1913
                   2 Cyanoliseus patagonus conlara Nores & Yzurieta, 1983
                   3 Cyanoliseus patagonus patagonus (Vieillot, 1818)
                   4 Cyanoliseus patagonus bloxami Olson, 1995