Duck-sbooting 153 



fowl family. The other common names for this 

 species are butterball, butterbox, dipper, spirit 

 duck, marionette. 



OLD-SQUAW 

 {Harelda hyemalis) 



Adult male itt winter — Lores, cheeks, and orbital regions, mouse- 

 gray ; rest of head, eyelids, lower part of neck, upper part of 

 jugulum, and back, white ; side of neck, black, ochraceous pos- 

 teriorly ; middle of back, rump, upper tail-coverts, tail, wings, 

 whole of breast, and upper abdomen, black or brownish black ; 

 scapulars, pearl-gray ; secondaries, brown ; tail, four median 

 feathers, black, with central pair much elongated ; rest of tail, 

 white ; under parts, white ; bill black at base, terminal portion 

 yellow, band of pink between ; legs and feet, pale slate, webs, 

 dusky; iris, light brown. 



Measurements — Length, 21 to 23 inches, according to elongation of 

 central tail feathers ; wing, 8.90 inches ; culmen, i.io inches ; tar- 

 sus, 1.35 inches ; middle tail feathers, 8 to 9.50 inches. 



Adult female in winter — Head, neck, and lower parts, mostly white ; 

 forehead and crown, dusky ; chin, throat, and face, tinged with 

 gray ; upper parts, dusky brown ; tail, grayish brown, central 

 pair of feathers not elongated. 



Measurements — Length, 18 inches; wing, 8.25 inches; culmen, 

 I inch; tarsus, 1.25 inches. 



Adult male in summer — Lores, cheeks, and sides of forehead, mouse- 

 gray ; eyelids and a line passing over the eye to ear-coverts, 

 white ; rest of head, neck, and upper parts, sooty black ; the 

 feathers on upper part of back and the scapulars, variegated 

 with brown ; wing-coverts, brownish black ; secondaries, gray 

 on outer web, edged with white ; four centre tail feathers, black, 

 with middle pair greatly elongated ; breast and upper abdomen, 

 brownish black ; rest of under parts, white ; feet and iris as 

 described above. 



Adult female in sutmner — Head and neck grayish brown ; space 

 around the eye and on each side of neck, grayish white ; upper 

 parts, dark brown ; scapulars, light brown ; wings like male ; 



