PHEASANT-TAILED GROUSE. 
109 
lower mandible with the angle of moderate length and width, the dorsal 
line ascending and convex, the edges sharp and inflected, the tip obtuse, but 
like the upper thinedged. Head rather small, oblong ; neck of moderate 
length ; body full. Feet rather short, stout ; tarsus roundish, feathered, 
bare and reticulated behind. Toes of moderate size, covered above with 
numerous scutella, laterally pectinated with slender projecting flattened 
scales ; first toe small, second a little shorter than fourth, third much 
longer. Claws stout, slightly arched, moderately compressed, obtuse. 
Plumage dense, soft, rather compact, the feathers in general broadly 
ovate ; those on the head very short, on the sides of the neck anteriorly at 
its lower part and across the fore part of the breast, small, very short, broad, 
stiff, and imbricated like scales ; higher up on the sides of the neck a tuft 
of feathers having their shafts elongated, bristle-like, and terminated by a 
few filaments. On each side of the lower part of the neck in front is a 
large bare space capable of being inflated into a hemispherical sac. On 
the fore part of the breast the feathers, although long, have the shaft 
thickened and elongated ; the rest of the feathers are of ordinary structure. 
Wings rather short, concave, much rounded, the primaries stiff and very 
narrow, so as to leave a large interval when the wing is extended ; the 
third, fourth, and fifth quills longest. Tail long, graduated, of twenty 
stiffish feathers, each tapering to a very elongated point. 
Bill black ; iris light hazel ; superciliary membrane vermilion ; toes 
brownish-grey ; claws brownish-black. The upper parts are light yellowish- 
brown, variegated with brownish-black and yellowish-white ; the feathers 
of the head and neck transversely barred, of the back ba*red, undulated and 
dotted, with a whitish longitudinal line along the shafts of the wing-feathers. 
The quills chocolate-brown, their outer webs and part of their inner mar- 
gins mottled with yellowish-white. Tail with about ten bands of yellowish- 
white on the outer webs, which are otherwise variegated like the back, the 
inner webs nearly plain brown. The throat and fore part of neck whitish, 
longitudinally spotted with brownish-black ; a narrow white band across 
the throat ; the sides of the neck and fore part of the breast white ; the 
elongated shafts of the tuft-feathers black ; the sides variegated like the 
back, with a broad line of white along the middle of each feather ; the 
axillars and lower wing-coverts pure white ; the hind part of the breast 
and the abdomen brownish-black ; the sides of the rump like the back ; the 
lower tail-coverts brownish-black, largely tipped with white ; the feathers 
of the tibiae and tarsi pale brownish-grev, faintly barred with brown. 
Length to end of tail 30 inches ; extent of wings 36 ; wing from flexure 13 ; 
tail 12, shortest feathers 7 ; bill along the ridge 1 T 6 2 , along the edge of lower 
mandible 1 T 4 2 ; tarsus 2 h ; hind toe h, its claw T V ; middle toe 2i, its claw T V 
Vol. V. 15 
