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] Procellariiformes Fürbringer, 1888
         Family Procellariidae Leach, 1820 - petrels, shearwaters
           Genus Pterodroma Bonaparte, 1856
             Pterodroma leucoptera (Gould, 1844) - Gould's petrel
               1 Pterodroma leucoptera leucoptera (Gould, 1844) - Gould's petrel
               2 Pterodroma leucoptera caledonica Imber & Jenkins, 1981
               3 Pterodroma leucoptera brevipes (Peale, 1848)