222 GOATSUCKERS 



414. Colaptes chrysoides (M<dh). Gilded Flicker. 



In g-eneral similar to collaris, but back of neck without red, and under 

 side of wings and tail yellow ; adult female with only occasional traces of 

 malar stripe, and young- without malar stripe. 



Remarks. — The combination of red mustache and yellow of under 

 wings and tail disting-uish this species. 



Distribution. — Breeds in Lower Sonoran zone from Arizona south to 

 southern Sonora, and Lower California south of latitude 30°. 



Nest. — 6 to 40 feet from the g-round in giant cactus or cottonwoods. 

 Eggs : 2 to 5, white. 



Food. — To a large extent fruit of the giant cactus and insects found on 

 its flowers. 



The gilded flicker is largely a bird of the giant cactus belt, and 

 feeds to some extent upon the sweet fruit of the cactus. 



ORDER MACROCHIRES: GOATSUCKERS, 

 SWIFTS, AND HUMMINGBIRDS. 



(Families Caprimulgid^, Micropodid^, and Trochi- 



LID^.) 

 FAMILY CAPRIMULGIDiE : GOATSUCKERS. 



KEY TO GENERA. 



1. Gape without conspicuous bristles, tail emarginate. 



Chordeiles, p. 226. 

 1'. Gape with conspicuous bristles, tail even or rounded. 



2. Tarsus feathered in front almost to toes . Antrostomus, p. 222. 

 2'. Tarsus entirely naked in front. 



3. Tail even .' Phalaenoptilus, p. 224. 



3'. Tail much rounded Nyctidromus, p. 225. 



GENUS ANTROSTOMUS. 



General Characters. — Bill short, gape wide ; nostrils oval with raised 

 rim not prolonged into a tube, opening upward and outward ; feet small, 

 hind toe short, front toes connected by webbing, middle toe much longer 

 than side toes, its claw pectinated (see Fig. 290) ; tarsus not longer than 

 middle toe without claw, feathered in front nearlj' to toes; wing folding to 

 or beyond rounded tail ; plumage lax, primaries weak. 



KEY TO ADULT MALES. 



1. Bristles of gape with lateral filaments . . . carolinensis, p. 222. 

 1'. Bristles of gape without lateral filaments. 



2. Throat bar chiefly or wholly white vociferus, p. 223. 



2'. Throat bar chiefly or wholly yellowish . macromystax, p. 223. 



416. Antrostomus carolinensis (Gmel.). Chuck-will's-widow. 



Adult male. — General color dark brown or blackish brown, mottled, 

 barred, and spotted with tawny and blackish, reddish brown on wings and 



