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 Sulidae Reichenbach, 1849 - gannets, boobies
           Genus Sula Brisson, 1760
             1 Sula nebouxii Milne-Edwards, 1882 - blue-footed booby
             2 Sula variegata (Tschudi, 1843) - Peruvian booby
             3 Sula dactylatra Lesson, 1831 - masked booby
             4 Sula granti Rothschild, 1902
             5 Sula sula (Linnaeus, 1766) - red-footed booby
             6 Sula leucogaster (Boddaert, 1783) - brown booby