Neornithes Gadow, 1893 - living birds
Ref: J. Cracraft et al., 2003: 16
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
  Ref: J. Cracraft et al., 2003: 16
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
    Ref: J. Cracraft et al., 2003: 16
       [Order] Procellariiformes Fürbringer, 1888
      Ref: J. Cracraft et al., 2003: 17 [inferred rank]
         Family Hydrobatidae Mathews, 1912 - storm petrels see Family Oceanitidae Forbes, 1882
        Ref: E.C. Dickinson, 2003: [22], 77 [rough position] [indirect position]
           Subfamily Oceanitinae Forbes, 1882
          Ref: E.C. Dickinson, 2003: 77
             Genus Fregetta Bonaparte, 1855
            Ref: E.C. Dickinson, 2003: 77
               Fregetta tropica (Gould, 1844) - black-bellied storm petrel
              Ref: E.C. Dickinson, 2003: 77
                 Fregetta tropica tropica (Gould, 1844)
                Ref: E.C. Dickinson, 2003: 77