. Key to North American birds; containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary. Illustrated by 6 steel plates and upwards of 250 woodcuts. Birds. 286 ANATID^, DUCKS. GEN. 253, 254, 255. the wings Tail 16-18-feathered. Eastern N. Am., abundant, especially in 'New England and eastward. WiLS., viii, 141, pi. 72, f. 5; Nutt., ii, 392; AuD., vi, 244, pi. 386; Bd., 775 obscuea. 253. Genus DAFILA Leach. H '1') Pintail. 3prifftail. Tail cuneate, when fully developed the central feathers much pro
. Key to North American birds; containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary. Illustrated by 6 steel plates and upwards of 250 woodcuts. Birds. 286 ANATID^, DUCKS. GEN. 253, 254, 255. the wings Tail 16-18-feathered. Eastern N. Am., abundant, especially in 'New England and eastward. WiLS., viii, 141, pi. 72, f. 5; Nutt., ii, 392; AuD., vi, 244, pi. 386; Bd., 775 obscuea. 253. Genus DAFILA Leach. H '1') Pintail. 3prifftail. Tail cuneate, when fully developed the central feathers much projecting and nearly equalling the wing in length; much shorter and not so narrow in the $ and young; 4 to 9 inches long; wing 11 ; total length about 24. Bill black and blue, feet grayish-blue ; head and u^Dper neck dark brown, with green and purple gloss, sides of neck with a long white stripe; lower neck and under parts white, dorsal line of neck black, passing into the gray of the back, which, like the sides, is verniiculated with black; speculum greenish-purple, anteriorly bordered by buff tips of the greater coverts, elsewhere by black and white ; tertials and scapulars black and silvery; $ and 3'oung with the whole head and neck speckled or finely streaked with dark brown and grayish or yellowish-brown ; below, dusky-freckled ; above, blackish, all the feathers pale-edged ; only a trace of the speculum between the white or whitish tips of the greater coverts and secondaries. N. Am., abundant. Wils., viii, 72, pi. 68, f. 3; Nutt., ii, 386; Aud., vi, 266, 390; Bd., 776. Anas caiidacuta Sw. and Eich., F. ii, 441. Fig. 18U. Female Piutail. I 'Y 254. Genus CHAULELASMUS Gray. Oi ' Gadioall. $ with most of the plumage barred or half-ringed with black and white, or whitish; middle wing coverts chestnut, greater coverts black, S])eculuni luhite; 9 known by these wing-marks; 19-22; wing 10-11; N. Am., common. Sw. and Rich., F. , ii, 440; Wils., viii, 120,: pi. 71,
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbirds, bookyear1872
