ANAS. 93 
7.00-7.50, culmen 1.40-1.65, tarsus 1.20-1.30, middle toe 1.40- 
145. Eggs 1.84 x 1.34, pale buff. Hab. North America in 
general, but chiefly east of Rocky Mountains; in winter, whole 
of West Indies and Middle America, south to Ecuador. 
140. A. discors Linn. Blue-winged Teal. 
ad. Culmen usually more than 1.65. Adult male: Head, neck, and 
lower parts uniform rich glossy chestnut, the top of head 
blackish, the belly duller (sometimes blackish). Adulé female 
(and male in breeding season) : Similar to corresponding stage of 
A. discors, but averaging larger (the bill especially), the plumage 
darker, only the upper throat (sometimes chin only) unstreaked, 
the belly usually heavily spotted and the breast deeply tinged 
with light brown. Young: Similar to adult female, but mark- 
ings of lower parts much narrower, streak-like. Downy young: 
Above dark olivaceous, varied by a spot of deep greenish buff 
on each side of back (behind wings), and a spot of clearer yel- 
lowish on each side of rump, at base of tail; top of head and 
hind-neck similar to back, but darker; forehead, broad super- 
ciliary stripe, sides of head and neck, and lower parts generally, 
deep buff-yellow, the sides of the head marked with a distinct 
narrow stripe of dark brown. Length about 15.50-17.00, wing 
7.20-7.75, culmen 1.65-1.85, tarsus 1.25-1.35, middle toe 1.40- 
150. Eggs 187141, pale buff. Hab. Western America, 
from the Columbia River to Chili, Argentine Republic, and 
Falkland Islands; east, casually or irregularly, to Mississippi 
Valley (Louisiana, Illinois, Nebraska, etc.). 
141. A. cyanoptera VIzILL. Cinnamon Teal. 
b?. Width of upper mandible near tip less than one-third the length of the com- 
missure, the upper and lower outlines straight for terminal half. (Wing 
less than 8.00.) (Subgenus Wettion Kaur.) 
c'. Adult male: A broad white bar across side of breast; inner webs of 
outermost scapulars vermiculated with dusky and whitish, the 
outer webs with a longitudinal spot of black, bordered internally 
by a white line; head and upper neck chestnut-rufous, varied by 
a broad patch of bright metallic green from eye backward, this 
bordered beneath by a line of pale buffy or whitish; a similar line 
on each side of forehead, continued backward, less distinctly, along 
upper edge of the green patch; a short tuft or “ mane” of bluish 
black on upper hind-neck ; chin and upper throat dull black ; lower 
neck, upper back, scapulars, sides, and flanks, delicately waved 
with black and white; speculum bright metallic green, the lower 
feathers black, tipped with white ; lower tail-coverts black medially, 
with a cream-colored patch on each side. Adult female: Wing much 
as in adult male; upper parts grayish dusky, varied by dull buffy 
edgings and bars; head, neck, and lower parts brownish white, 
