BIRDS OF NORTH AND MIDDLE AMERICA. 



577 



ish olive); tail grajash })rown, the outer webs of rectrices passing into 

 light grayish olive or bufTy olive on edges; wings dusky, the middle 

 and greater coverts rather broadly tipped with pale grayish olive, 

 grayish buff, or olive-bufT (forming two distinct bands), the second- 

 aries edged (except basally) with the same; primaries grayish brown, 

 very narrowly and indistinctly edged with paler; a broad orbital ring 

 of pale buffy yellow or 3'ellowish white, narrower but scarcely inter- 

 rupted on middle of upper eyelid; lores pale yellowish or dull j^ellow- 

 ish white, intermixed or suffused with dusky; rest of sides of head and 

 sides of neck similar in color to upper parts, gradually fading below 

 into the pale straw yellow or dull grayish yellowish white of chin and 

 throat; chest and sides pale buflfy olive, fading toward flanks; rest of 

 under parts pale (primrose to straw) yellow; axillars and under wing- 

 coverts pale (primrose) yellow, becoming more buffy or ochreous on 

 edge of wing; inner webs of remiges edged with pale buff; maxilla 

 brownish black or blackish brown, mandible wholly yellowish (brown- 

 ish white or buffy in dried skins); iris brown; legs and feet dusky 

 brown to brownish black. 



Young. — Similar to adults, but color of upper parts much browner, 

 wing-bands cinnamon-buff or ochraceous, and yellow of under parts 

 paler. 



Adult male.— hength (skins), 117-133 (127); wing, 62.5-72 (67.5); 

 tail, 52-62.5 (57.1); exposed culmen, 10.5-13 (11.8); width of bill at 

 nostrils, 5-6 (5.4); tarsus, 16-18 (17.3); middle toe, 8.5-10 (8.9)." 



Adult female.— Length (skins), 117-130 (123); wing, 60-69 (64.4); 

 tail, 53-60 (55); exposed culmen, 11-12 (11.4); width of bill at nos- 

 trils, 5-5.5 (5.4); tarsus, 15.5-17.5 (16.5); middle toe, 8-9 (8.8).^ 



« Twenty-one specimens. 

 b Eleven specimens. 



Locality. 



Tarsus. 



Middle 

 toe. 



MALES. 



Ten breeding males from Rocky Mountain district (Mon- 

 tana to Arizona) 



Eight breeding males from California 



Five breeding males from Santa Barbara Islands (E. insu- 

 licola Oberholser) 



Three breeding males from coast of Alaska 



FEMALES. 



Four breeding females from Arizona and New Mexico 



Six breeding females from California 



One breeding female from coast of Alaska 



17.2 

 16.6 



17.7 

 16.3 



17 



16.3 



16.5 



9.1 



8.7 



9 



8.6 



9 



11422— VOL 4—07- 



-37 



