232 
AVES. 
greatly bent toward the point; upper mandible arcuated, extend¬ 
ing considerably beyond the lower one, and sharply edged at its 
extremity ; ridge elevated ; nostrils basal, lateral, and half closed 
by a feathered membrane; tarsus covered on its upper part 
with feathers, and having a long and sharp spur ; three toes in 
front united by membranes ; hind toe, a little way up the tarsus, 
not resting on the ground ; claws blunt; tail short and rounded. 
Lopliophorus Cuvieri. — Cuvier’s Lophophorus. 
Plate LIV. fig. 7. 
Iridescent-black, with violet reflections, the feathers with zig¬ 
zag gray lines; rump and tail-coverts with a broad white zone ; 
head surmounted by a crest of long thinly-webbed plumes ; 
cheeks naked. Eighteen inches long. Inhabits India. 
Genus 5.—POLYPLECTRON.— Temminck. 
Generic Character. —Bill of medium size, slender, straight, 
and compressed ; upper mandible bent near the point; nostrils 
lateral, situated in the middle of the bill, partly covered by a 
naked membrane ; orbits and cheeks naked; legs slender; tar¬ 
sus long; three anterior toes united by membranes; hallux ele¬ 
vated, above which are two or more conical spurs; tail long, 
rounded. 
Polyplectron chinquis .— The Argus Polyplectron. 
Plate LIV. fig. 3. 
Ash-coloured, with narrow dusky striae, and spotted with 
white above ; wings covered with numerous cobalt-blue eye¬ 
like spots; secondaries with glossy blue spots ; under parts 
gray, with undulated dusky lines; tail-coverts with two shining 
green spots near their tips, and below which are crescent¬ 
shaped spots, and margined with black. Twenty-three inches 
long. Inhabits China. 
Genus C.—MELE A GRIS.— Linnaeus. 
Generic Character. —Bill short, thick, and covered with a 
naked skin at the base ; head and neck covered by a naked tu- 
berculated skin ; base of the upper mandible provided with a 
fleshy caruncle; throat with a longitudinal, pendulous, and 
carunculated wattle; tarsus of the male with a slender obtuse 
