Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
                   Suborder Lari Sharpe, 1891 - gulls and allies
                     Family Stercorariidae Gray, 1870 - skuas
                       Genus Stercorarius Brisson, 1760
                         1 Stercorarius skua (Brünnich, 1764)
                         2 Stercorarius pomarinus (Temminck, 1815) - pomarine jaeger
                         3 Stercorarius longicaudus Vieillot, 1819 - long-tailed jaeger
                         4 Stercorarius parasiticus (Linnaeus, 1758) - parasitic jaeger