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 Platycercini
               Genus Neophema Salvadori, 1891
                 Neophema petrophila (Gould, 1841) - rock parrot
                   1 Neophema petrophila petrophila (Gould, 1841)
                   2 Neophema petrophila zietzi (Mathews, 1912)