Bill light greyish-blue. Iris hazel. Feet very pale flesh-colour, claws brownish-black. Fore part of the head of a deep rich green, upper part rich bluish-purple, of which colour also are the elongated feathers on the fore part and sides of the neck, the hind part of the latter deep green; a broad band of pure white from one cheek to the other over the occiput. The coloured parts of the head and neck are splendent and changeable. The rest of the neck, the lower parts, the outer scapulars, and a large patch on the wing, including the greater part of the smaller coverts and some of the secondary coverts and quills, pure white, the scapulars narrowly margined with black, as are the inner lateral feathers. Axillary feathers brownish-black, some of them white on the margins and towards the end; lower wing-coverts brownish-black, the smaller tipped with white. The back, inner scapulars, and inner secondary quills, velvet-black. The feathers on the anterior edge of the wing are black, narrowly edged with white; alula, primary coverts, and primary quills deep black. The feathers on the rump gradually fade into greyish-white, and those of the tail are brownish-grey, with the edges paler, and the shafts dusky. Length to end of tail 14-1/2 inches, to end of wings 13-3/4, to end of claws 15-3/4; extent of wings 23; wing from flexure 6-3/4; tail 3-1/4; bill along the ridge 1-2/12, along the edge of lower mandible 1-(5-1/2)/12; tarsus 1-3/12 hind toe and claw 8/12; outer toe 2-1/12, its claw 2-1/2/12; middle toe 2, its claw (3-1/2)/12; inner toe and claw 1-9/12. Weight 1 lb. Adult Female. Plate CCCXXV. Fig. 2. The female is much smaller. The plumage of the head is not elongated as in the male, but there is a ridge of longish feathers down the occiput and nape. Bill darker than that of the male; feet greyish-blue, with the webs dusky. Head, upper part of neck, hind neck, back and wings, greyish-brown; a short transverse white band from beneath the eye, and a slight speck of the same on the lower eyelid. Six of the secondary quills white on the outer web. Lower parts white, shaded into light greyish-brown on the sides; tail dull greyish-brown. Length to end of tail 13 inches, to end of claws 13-1/2, to end of wings 11-1/2; extent of wings 22-1/4. Weight 8 oz. Individuals of both sexes differ much in size, and in the tints of their plumage.