III. Rasores.
Scratching birds. Feet with strong, obtuse, scratching claws; mandible vaulted; nostrils pierced at the base, covered by a cartilaginous scale.
I. Gallinaceæ (Polygamous), Pea-fowl, Partridge, Pheasant, Quail, Grouse, Pentados, Turkey, Curassow.
II. Columbaceæ (Monogamous), Pigeons, Gouravinago.