NATATORES — ANATID^E — FULIGULA. 
331 
from 26° to 68° north, and is abundant along the northwest coast of America. It has recently- 
been separated from its closely allied species the Golden-eye (F. glaucion) of Europe. It is 
not confined to the seacoast, but is common along the rivers of the interior, where its flesh 
(probably from change of food) is considered to be unsavory. On the seacoast, its flesh is 
much esteemed. 
THE HARLEQUIN DUCK. 
Fuligula histrionica. 
PLATE cxvn. FIG. 259 (mature), 260 (immature). 
(CABINET OF THE LYCEUM.) 
Anas histrionica , LlNNXUS, p. 204. Pennant, Arct. Zool. Vol. 2, p. 560. 
A. id. Wilson, Am. Orn. Vol. 8, p. 139, pi. 72, fig. 1. 
F. id. Bonaparte, Ann. Lyc. N. Y. Vol. 2, p. 394. 
Clangulaid . Richardson, F. B. A. Vol. 2, p. 459. Audubon, Birds of Am, Vol. 6, p. 374, pi. 409. Nuttall, 
Man. Orn. Vol. 2, p. 448. Giraud, Birds of Long island, p. 336. 
Characteristics. Mirror blue-black, nearly uniform with the wing : space before the eyes 
and auriculars white. Tail wedge-shaped. Bill narrow, scarcely hooked 
at the end. Male, bluish slate, varied with black and white; flanks 
and line over the eye rufous. Female, uniform grey-brown, barred 
with dull brown ; auricular spot, and a small one near the front, white. 
Length, 17 ‘0. 
Description. Bill shorter than the head, higher than broad at the base, 1 ■ 2 long and nar¬ 
row, the tip turned down; the feathered frontlet descending low down, corrugated near the 
base ; a small flap of naked skin over the angle of the mandibles. Tarsus short, compressed, 
1*5 long: webs extending nearly to the tips of the nails, and pectinated on their margins. 
Second quills slightly longest. 
Color. Male adult (fig. 259): Bill tinged with yellowish : feet blue. Frontlet bluish 
black, and from thence a band of the same color passing over the crown to the occiput, 
margined on each side with chesnut-red; neck and sides of the head bluish. A spot on the 
auriculars, another larger and triangular on the side of the head to the base of the bill, a 
narrow vertical stripe on the side of the neck, a ring round the base of the neck, another 
band over the breast, and a band across the wings, white. Sides light reddish ; beneath 
brownish grey. In change (fig. 260), a round spot on the ears, a short vertical stripe on 
the sides of the neck, two crescent-shaped marks on the side of the neck and breast, a stripe 
on the scapulars and another on the coverts, more or less distinctly margined with black : 
breast reddish brown, barred with grey. Beneath whitish, spotted with brown: flanks and 
sides of the vent olive-brown, the former varied with chesnut, the latter with black. Back 
42* 
