151. AMERICAN GOLDEN-EYE. 19 in. 



(Clangula clangula americana.) 



Black, glossed with green; white below, extending around 

 the neck in a collar; head bunchy, slightly crested and mark- 

 ed below and just back of eye by a nearly oval white spot; 

 wings largely white; short bill. Female: brow^n, snuff- 

 colored on head; white collar and wing patch; band of bluish- 

 gray across breast and down sides. American Merganser. 



153. BUFFLE-HEAD. 15 in. 



(Charitonetta albeola.) 



Head, throat and upper neck, iridescent black; black 

 crest broadly banded with white over head from eye to eye; 

 back black, ashy on tail; wings black with large w^hite patch; 

 collar and entire under parts, white. Female: smaller; 

 brownish, lighter below; no crest; white patch on cheeks 

 and small white wing-patch. Hooded Merganser. 



154. OLD-SQUAW. 21 in. 



(Harelda hyemalis) 



Winter Plumage: Back, long tail-feathers and breast 

 with patch on sides of neck black; throat, upper breast, top 

 of head, neck and belly white; cheeks grayish-brown; wings 

 black and gray; bill crossed by yellowish band. Female: 

 dark brown, lighter on head, grayish on tail; throat, breast 

 and region about the eye gray-white; below white, brown 

 on lower part of throat; no long tail-feathers; smaller than 

 male. Summer Plumage: head and neck, dusky black; 

 grayish-white on sides of head; female shows more brown. 

 Pintail. 



165. WHITE-WINGED SCOTER. 19—20 in. 



(Oidemia deglandi.) 



Black, brownish below; patch on wing and spot under 

 eye, white (nearly absent in w^inter); iris almost white; 

 upper bill, red-orange on sides, swollen on top; fly high 

 except in stormy weather. Female: grayish-brown; whit- 

 ish around upper bill and ears; white wing-patch; iris 

 black. American and Surf Scoters, 



IS 



