Phylum Chordata Bateson, 1885 - chordates Subphylum Vertebrata Cuvier, 1812 - vertebrates Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758 Order Piciformes Meyer & Wolf, 1810 - scansorial birds Family Ramphastidae Vigors, 1825 - toucans and barbets