386 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. , 



ee. Smaller and darker, with relatively smaller bill; adult male averaging, 

 wing 81.79, tail 73.15, exposed culmen 12.19, depth of bill at base 

 8.13, tarsus 25.15. (Coast of Alaska between Cross Sound and Prince 



William Sound. ) Passerella iliaca annectens (p. 392) 



cc Darker, the upper parts deep vandyke bnjwn, chestnut-brown, or dark sooty 

 brown; spots on chest, etc., larger anfi more crowded, deep vandyke brown 

 to dark sooty brown. 

 d. More rufescent (deep vandyke brown to chestnut-brown above); smaller, 

 adult male averaging, wing 80.52, tail 70.61, exposed culmen 11.94, depth 

 of bill at base 7.87, tarsus 25.40. (Southern Alaska, between Cross Sound 

 and Dixon Entrance, in summer; south in winter to northern Cali- 

 fornia. ) Passerella iliaca townsendi (p. 392) 



dd. More sooty (dark vandyke brown to deep sooty brown above); larger; 

 adult male averaging, wing 81.53, tail 74.17, exposed culmen 12.19, 

 depth of bill at base 8.38, tarsus 25.91. (Coast of British Columbia, 

 Vancouver Island, and Puget Sound district in summer; south in winter 



to coast of northern California. ) Passerella iliaca fuliginosa (p. 394) 



aa. Wing not much, if any, longer than tail, sometimes shorter; if longer, the dif- 

 ference less than 5.08; color of back and rump plain gray, strongly contrasted 

 with rufous-brown of upper tail-coverts and tail. 

 h. Wing decfdedly longer than tail; smaller, with more slender bill; spots on 

 chest, etc., larger and browner; adult male averaging, wing 81.79, tail 

 79.76, exposed culmen 12.19, depth of bill at base 9.91, tarsus 23.37. 

 ( Rocky Mountain district of the United States and British America. ) 



Passerella iliaca schistacea (p. 395) 



h}}. Wing not decidedly, if any, longer than tail (often shorter); larger, with 



thicker bill; spots on chest, etc., smaller and darkei'. 



c. Smaller; adult male averaging, wing 83.06, tail 81.79, exposed culmen 12.70, 



depth of bill at base 12.70, tarsus 24.13. (Sierra Nevada and Cascade 



mountains. ) Passerella iliaca megarhyncha (p. 397) 



(T. Larger; adult male averaging, wing 84.58, tail 85.09, exposed culmen 15.49, 

 depth of bill at base 14.73, tarsus 24.64. (San Bernardino Mountains, 

 southern California. ) Passerella iliaca Stephens! (p. 398) 



PASSERELLA ILIACA ILIACA (Merrem). 

 FOX-OOLOBED SPARROW. 



Upper parts mixed deep rusty and brownish gray, in variable pro- 

 portion; if grayish predominating, the back (sometimes top of head 

 also) streaked with chestnut or rustj^; wing-coverts usually narrowly 

 tipped with whitish, producing two more or less distinct bars; mark- 

 ings on lower parts chiefly (or entireh') deep chestnut or rusty. 



Adults {sexes iilll'e). — I. Gray i>ha>ie: Above olive-gray, the back 

 and scapulars broadly streaked with rusty brown or chestnut, the pileum 

 more or less tinged with the same; lower rump and upper tail-coverts 

 cinnamon-rufous or chestnut-rufous; outer webs of rectrices and wing- 

 coverts cinnamon-rufous or chestnut-rufous, the middle and greater 

 wing-coverts narrowly tipped with whitish; remiges and inner webs 

 of rectrices dusky brown, the former edged with paler brown, becom- 

 ing more rufescent on secondaries; under parts white, heavih' spotted 

 on chest, sides of throat, etc., with chestnut-rufous, the sides and 



