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286 ANATIDH, DUCKS. —GEN. 253, 254, 255. 
the wings. Tail 16-18-feathered. Eastern N. Am., abundant, especially 
in New England and eastward. Wits., viii, 141, pl. 72, f. 5; Nurr., 
i; 392 5 AWD: , -V1,-244, pl. d80:3)) bDes (don - ee een eel ORR eC UiRAe 
253. Genus DAFILA Teach. 
Pintail. Sprigtail. Tail cuneate, when fully developed the central 
feathers much projecting and nearly egualling 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 
upper 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 
vermiculated 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 young 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. WHUts., viii, 72, pl. 68, f. 3; Nurr., ii, 386; Aup., vi, 266, 
390; Bpo., 776. Anas caudacuta Sw. and Ricu., F. B.-A. ii, 441. acura. 
Fig. 186. Female Pintail. 
254. Genus CHAULELASMUS Gray. 
Gadwall. g with most of the plumage barred or half-ringed with black 
and white, or whitish; middle wing coverts chestnut, greater coverts black, 
speculum white; known by these wing-marks; 19-22; wine 10-11; 
y fo} a oD aug 
N. Am., common. Sw. and Ricw., F. B.-A., ii, 440; Wus., vii, 120; 
pl. 71, f.1; Nurr., ii, 383; Aup., vi, 254, pl. 388; Bp., 782. sTREPERUS. 
255. Genus MARECA Stephens. 
*.* Bill shorter than head, grayish-blue like the feet; tail 14-16-feathered, 
pointed, but hardly or not half as long as the wing; top of head white or nearly 
so, plain or speckled, its sides, and the neck, more or less speckled; fore breast 
light brownish-red ; belly pure white; crissum abruptly black; middle and greater 
coyerts white, latter black-tipped; speculum green, black-bordered ; 20-22; wing 
11; tail 5; tarsus 2; bill 14-11; 9 known by the wing-markings. 
European Widgeon. Head and neck reddish-brown, scarcely varied ; top 
of head creamy, or brownish-white, its sides with mere traces of green. 
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