Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801
     Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
       Order Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
         Family Haematopodidae Gray, 1840 - oystercatchers see Family Haematopidae Bonaparte, 1838