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 Hydrobatidae Mathews, 1912 - storm petrels see Family Oceanitidae Forbes, 1882
           Subfamily Oceanitinae Forbes, 1882
             Genus Fregetta Bonaparte, 1855
               Fregetta tropica (Gould, 1844) - black-bellied storm petrel
                 1 Fregetta tropica tropica (Gould, 1844)
                 2 Fregetta tropica melanoleuca Salvadori, 1908