Bill as long as the head; tail much rounded, of fourteen feathers. Male with the bill black; upper part of head and a space along the base of the bill dusky, a small transverse band of white on the chin; the rest of the head and the neck all round for more than half its length, rich brownish-red; a broad belt of brownish-black occupying the lower part of the neck and the fore part of the body; upper parts white, minutely undulated with dark grey or blackish; primary quills brownish-black, tinged with grey towards the base; secondaries ash-grey, toward the end whitish and undulated, five of them also having a narrow strip of black along their outer margin; rump and tail-coverts above and below brownish-black; tail brownish-grey; lower parts white, the sides and abdomen marked with five undulating grey lines. Female with the upper parts greyish-brown, the top of the head darker, the chin whitish, the neck greyish-brown, as are the sides and abdomen; breast white; wing-coverts brownish-grey; primary quills greyish-brown, dusky at the end, secondaries ash-grey, five of the inner with an external black margin; the innermost greyish-brown, like the back, and with some of the scapulars faintly undulated with darker; tail greyish-brown, paler at the end; axillars and smaller under wing-coverts white. _Male_, 22, 33. _Female_, 20-1/4, 30-3/4. Abundant during winter from the mouth of the Delaware to New Orleans, in all the estuaries. Columbia River. Breeds on the Rocky Mountains and northward. Canvass-backed Duck, Anas valisneria, Wils. Amer. Orn. v. viii. p. 103. Fuligula valisneria, Bonap. Syn. p. 392. Fuligula valisneria, Canvass-back Duck, Swains. &. Rich. F. Bor. Amer. v. ii. p. 450. Canvass-backed Duck, Nutt. Man. v. ii. p. 430. Canvass-back Duck, Fuligula valisneriana, Aud. Orn. Biog. v. iv. p. 1. 397. 2. Fuligula Ferina, Linn. Red-headed Duck.--Dos-gris. Plate CCCXXII. Male and Female.