PHALJZNOPTILUS. 299 



third of three outer tail-feathers, and increasing in extent from exterior 

 feather. 



c l . Smaller, with white tail-patch of male more extended, throat-bar 

 chiefly or wholly white in adult male, the lores and auriculars less 

 tawny. Young : Scapulars, wing-coverts, sides of neck, etc., bright 

 ochraceous-buff, the first marked with large roundish spots of 

 black ; top of head finely mottled grayish, spotted, instead of 

 marked longitudinally, with black, the spots larger in centre of 

 crown ; lower parts almost plain light buffy ; otherwise, essentially 

 like adult. Length about 9.50-10.00, wing 5.80-6.70, tail 5.10-6.50, 

 longer, rictal bristles about 1.40-1.70 (but much slenderer than in 

 A. macromystax). Eggs deposited on ground or dead leaves in woods, 

 1.12 X -84, creamy white or pure white, spotted or blotched with 

 lilac-gray, or lilac-gray and pale brown. Hob. Eastern United 

 States, north to British Provinces (Nova Scotia, New Brunswick, 

 Manitoba, etc.), west to edge of Great Plains; south, in winter, 

 through eastern Mexico to Guatemala. 



417. A. vociferus (WiLs.). Whippoorwill. 



c 2 . Larger, with white tail-patch of adult male less extended, throat-bar 

 largely or entirely ochraceous in adult male, the lores and auriculars 

 (whole plumage, in fact) more tawny; length 9.60-10.20, wing 6.27- 

 6.65, tail 5.03-5.45, longer rictal bristles about 1.40-1.80. Hab. Table- 

 lands of central Mexico, north to southern Arizona. 



417a. A. vociferus arizonse BREWST. Stephens's Whippoorwill. 



GENUS PHAL^ENOPTILUS EIDGWAY. (Page 297, pi. LXXXIX., fig. 1.) 



Species. 



Adult male : Top of head soft velvety grayish, barred with dusky ; under tail- 

 coverts plain buff; upper parts in general soft brownish gray, with a very velvety, 

 moth-like surface, relieved by irregular spottings and zigzags of black, the outer 

 webs of the quills spotted with deep buff, or ochraceous ; throat with a large trans- 

 verse patch of white ; other lower parts (except tail-coverts) barred with blackish 

 and light buffy ; tail-feathers (except middle pair) broadly tipped with white. 

 Adult female : Similar to the male, but usually with white tips to tail-feathers nar- 

 rower. Young : Much like adult, but colors above more silvery gray, mixed more 

 or less with bright rusty or ochraceous, the black markings smaller and less dis- 

 tinct, the white of throat and tail reduced in extent, and tinged with ochraceous 

 or rusty. Length 7.25-8.50, wing 5.60-5.75, tail 3.70-3.90. Eggs deposited on 

 ground in open places, .99 X -78, plain dead white, usually with a faint buffy or 

 pinkish tinge. Hab. Western United States, east to across Great Plains, south to 

 southern Mexico 418. P. nuttalli (AuD.). Poorwill. 



