LABRADOR DUCK. 175 



CAMPTOL^MUS LABRADORIUS. 



Geographicat Disfribution.—YovmerXy on the Atlantic coast 

 from New Jersej- northward. Now extinct. 



Adult il/rf/,?.— Head, neck, breast, scapular, and wings, except 

 primaries, white. Stripe on crown and nape, ring around lower 

 neck, back, rump, primaries, upper tail coverts, tail, and entire 

 lower parts, black; the tail with a grayish tinge. Cheeks, fre- 

 quently yellowish white. Long scapulars, pearl gray; tertials, 

 with black edges. Bill, black, blue along the base of culmen, 

 and orange at base and along edges of maxilla and mandible. 

 Iris, reddish brown; feet and legs, grayish blue. Total length, 

 about 29y% inches; wing, 8^%; culmen, if; tarsus, i^. 



Adult Femalt'.— General plumage, uniform brownish gray. 

 Tertials, silvery gray, edged with black. Secondaries, white, 

 forming a speculum, inner secondaries with black edgings. Total 

 length, about i8 inches; wing, 8j%; culmen, iy%; tarsus, i^. 



Young Male.—Yevy similar to adult female, but the chin and 

 throat, pure white, and in some specimens the breast also, but in 

 others the white of this part is merely indicated. The greater 

 wing coverts are also sometimes white. 



