Phylum Chordata Bateson, 1885 - chordates Count: - Subphylum Vertebrata Cuvier, 1812 - vertebrates Count: - Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758 Count: - Order Procellariiformes Fürbringer, 1888 Count: - Family Diomedeidae Gray, 1840 - albatrosses Count: -