THE SUMMER DUOK. 205 
crested ; neck rather long and slender. Eye large, with 
golden-yellow irides. Legs and feet orange-yellow, webs 
dusky, claws black. Plumage soft, compressed, blended. 
Bill orange-red at the base, yellow on the sides, with a 
black spot above the nostrils, extending nearly to the 
tip ; nail recurved, black. 
The colors are most vivid. The crown of the head, 
' cheeks, side of the upper neck and crest changeable, va- 
rying in different lights, from bottle-green, through all 
hues of dark blue, bright azure, purple, with ruby and 
* amethyst reflections, to jet black. From the upper cor- 
ner of the upper mandible a narrow snow-white streak 
above the eye runs back, expanding somewhat, into the 
upper crest. A broader streak of the same extends 
backward below the eye, and forms several bright streaks 
in the lower part of the crest. Chin and fore throat 
snow-white, with a sort of double gorget, the upper ex- 
tending upward a little posterior to the eye, and nearly 
reaching it, the lower almost: encircling the neck at its 
narrowest part. The lower neck and upper breast are 
of the richest vinous red, interspersed in front with small 
arrow-headed spots of pure white. Lower breast white, 
spotted with paler vinous red; belly pure white. Scap- 
ulars, and lower hind neck, reddish brown, with green 
reflections. Back, tail-coverts and tail black, splendidly 
glossed with metallic lustre of rich blue-green and pur- 
ple. Wing-coverts and primaries brown, glossed with 
blue and green, outer webs of the primaries silvery 
