16 
ZOOLOGY. 
and sides, with the scapulars, pale gray, very finely undulated with dusky; the outer scapulars with a brownish tinge. Fore 
part of back reddish brown; posterior more olivaceous. Crissum and upper tail coverts black, the latter with a blue gloss. 
Tail externally white; wing coverts brownish gray, the greater coverts tipped first with white, and then more narrowly with 
black. Speculum purplish violet, terminated with black; a recurved tuft of feathers on the rump. 
Female with the wing exactly as on the male. The under parts plain whitish ochrey, each feather obscurely blotched with 
dusky. Head and neck similar, spotted and streaked with dusky; the chin and throat above unspotted. Upper parts dark 
brown, the feathors broadly edged and banded with reddish brown parallel with the circumference. 
Length of male, 23; wing, 11; tarsus, 1.70; commissure of bill, 2. 50. 
9699. Salt Lake City. 
AYTIiYA AMERICANA, Bon. (p. 793.)— Red-head. 
Sp. Ch. — Bill as long as the head, broad, blue, the end black; the region anterior to the nostrils dusky. Head, and neck 
for more than half its length, brownish red, glossed above and behind with violaceous red. Rest of neck and body anterior to 
the shoulders, lower part of back and tail coverts black. Beneath white, sprinkled with gray and black anterior to the crissum ; 
the sides, interscapulars, and scapulars finely lined with undulating black and white in nearly equal proportions, imparting a 
general gray tint. Wing coverts bluish gray, finely sprinkled with whitish. The speculum, consisting of the ends of the 
secondaries, hoary grayish blue, lightest externally, and the innermost narrowly edged externally with black. Basal portion of 
inner primaries somewhat similar to the speculum. Tail of fourteen feathers. 
Female with the head, neck, and fore part of body brownish; the region round the base of the bill whitish. Length of male, 
20. 50; wing, 9. 50 ; tarsus, 1. 60; commissure, 2. 30. 
9787. Salt Lake City. 9786. Uncompagre river, Utah. (26.) 
NETTION CAROLINENSIS, Baird, (p. 777.)—Green-winged Teal. 
Anas carolinensis, Gmelin, Syst. Nat. I, 1788, 533. 
Sp. Ch. —Head and neck all round chestnut; chin black; forehead dusky. Region round the eye, continued along the side 
of the head as a broad stripe, rich green, passing into a bluish black patch across the nape. Under parts white, the feathers of 
the jugulum with rounded black spots. Lower portion of neck all round, sides of breast and body, long feathers of flanks and 
scapulars beautifully and finely banded closely with black and grayish white. Outer webs of some scapulars, and of outer 
secondaries black, the latter tipped with white; speculum broad and rich green; wing coverts plain grayish brown, the greater 
coverts tipped with buff. A white crescent in front of the bend of the wing; crissum black, with a triangular patch of buffy 
white on each side. Lower portion of the green stripe on each side of the head blackish, with a dull edge of whitish below. 
Female with the wings as in the male. The under parts white, with hidden spots on the jugulum and lower neck; above dark 
brown, the feathers edged with gray. 
Length, 14 inches; wing, 7. 40; tarsus, 1.14; commissure, 1.68. 
9721. Salt Lake City. 
BUCEPHALA x\MERICANA, Baird, (p. 796.)—Golden Eye ; Whistle Wing. 
Clangula americana, Bonap. Comp. List, 1838. — Eyton, Mon. Anat. 1838, 167. 
Sp. Ch.— Bill black. Head and upper part of neck glossy green ; the under surface opaque velvety purplish black. An 
elliptical patch along the base of upper mandible anterior to the eye, lower part of neck, under parts generally, and sides, 
middle and greater wing coverts, the innermost secondaries (and tertials, except the innermost three or four) white. The 
white on the wing is in a continuous patch, although there is a concealed black bar on the bases of the greater coverts. The 
inner scapulars are white, margined externally with black ; posteriorly, however, they are black, streaked centrally with white. 
The inner scapulars and tertials, and the whole back, rump, and lesser wing coverts, are black; the primaries and tail black, 
with a hoary gloss. The under side of quills and low’er greater coverts are plumbeous gray ; the rest of the under wing aud the 
axillars are sooty brown. The long white feathers of the flanks are edged superiorly with black. 
Female with the head and neck above snuff - brown, without white patch. White of wing less extended ; the middle coverts 
only touched with white. There is a tendency to a black bar across the tips of the greater coverts. The white of the wing 
sometimes well defined. 
Length, 18. 75 ; wing, 8. 50 ; tarsus, 1. 50 ; commissure, 2. 
9798. Great Salt Lake City. 
