Neornithes Gadow, 1893 - living birds
Status: extant
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
  Status: extant
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
    Status: extant
       Order [Psittaciformes] Wagler, 1830 [monotypic] - parrots
      Status: extant
         Family Psittacidae Illiger, 1811 - cockatoos and parrots
        Status: extant
           Subfamily Cacatuinae del Hoyo et al., 2014 see Family Cacatuidae Gray, 1840
          Status: extant
             Genus Calyptorhynchus Desmarest, 1826
            Status: extant
               Calyptorhynchus banksii (Latham, 1790) - red-tailed black-cockatoo
              Status: extant
                 Calyptorhynchus banksii graptogyne Schodde, Saunders & Homberger, 1989
                Status: extant