Neornithes Gadow, 1893 - living birds
   Palaeognathae - palaeognaths see Cohort Palaeognathae Pycraft, 1900
     ratites see Subcohort Ratitae Merrem, 1813
       Family Apterygidae Gray, 1840 - kiwis
         Genus Apteryx Shaw, 1813
           1 Apteryx australis Shaw, 1813 - brown kiwi
           2 Apteryx owenii Gould, 1847 - little spotted kiwi
           3 Apteryx haastii Potts, 1872 - great spotted kiwi