GLASS II. ORDER IV. 69 
'Trocon, (curuke,) bill shorter than the head, 
sharp edged, hooked, the mandibles serrate at the 
edge ; feet formed for climbing. 
Crotoruaea, (giant blackbird,) bill compress- 
ed, semioval, arched, carinate on the back ; up- 
per mandibles angular at each edge; nostrils pere 
vious. | 
Ruampuasrtos, (toucan,) bill enormous, empty, 
convex, serrate at the edges; each mandible in- 
curvate at the tip; behind the base of the bill, 
long, narrow ; tongue feathered at the edges ; feet 
mostly climbers. | 
Psirracus, (parrot,) bill hooked, upper mandi- 
ble moveable, (mostly) covered with a cere ; nos- 
trils rounded, placed in the base of the bill; tongue 
fleshy, obtuse, entire ; feet formed for climbing. 
ORDER 4. GALLINACES. 
Having the forward tees united partially at the. 
base, and jagged along their edges. Hen-like 
birds. | 
Pavo, (peacock,) bill convex, robust; head 
covered with revolute feathers; nostrils large ; 
feathers of the rump long, broad, expansile and 
covered with eye-form spots. 
Meveaeris, (turkey,) bill conic, incurvate ; 
head covered with spongy caruncles ; chin with a 
longitudinal membranous caruncle ; tail broad, 
expansile ; legs spurred. 
Crax, (carassow, peruvian hen,) bill strong, 
thick, the base of each mandible covered with a 
cere; nostrils in the middle of the cere; feathers 
covering the head, revolute ; tail large, straight, 
expansile, : 
