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] Pelecaniformes Sharpe, 1891
         ?Family Fregatidae Degland & Gerbe, 1867 - frigatebirds
           Genus Fregata Lacépède, 1799
             1 Fregata aquila (Linnaeus, 1758) - Ascension frigatebird
             2 Fregata andrewsi Mathews, 1914 - Christmas Island frigatebird
             3 Fregata magnificens Mathews, 1914 - magnificent frigatebird
             4 Fregata minor (Gmelin, 1789) - great frigatebird
             5 Fregata ariel (Gray, 1845) - lesser frigatebird