658 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
ORTHORHYNCUS EXILIS EXILIS (Gmelin). 
GILT-CRESTED HUMMING BIRD. 
Similar to O. e. ornatus, but adult male with crest wholly green or 
merely tinged with blue terminally, and under parts paler. 
Adult male-—Forehead and whole crown, including much the 
greater part of occipital crest, very bright metallic green, golden green, 
or golden, the longer feathers of the crest usually more bluish green, 
but never distinctly nor abruptly blue; hindneck and sides of head 
behind eye and beneath crest dark metallic green or bronze-green, 
appearing nearly black when viewed from in front; back, scapulars, 
wing-coverts, rump, and upper tail-coverts metallic bronze-green or 
bronze; tail black, glossed with purplish bronze; remiges dusky, 
faintly glossed with purplish; loral, suborbital, and auricular regions 
and under parts of body (including under tail-coverts) very dark 
sooty grayish,* becoming paler sooty gray on chin and throat; sides 
glossed with bronze or bronze-green or mostly of this color; femoral 
tufts mixed sooty gray and whitish; bill dusky; iris dark brown; 
feet grayish brown or dusky; length (skins), 73-91 (86.2); wing, 
46-51.5 (49.6); tail, 26-32 (27.9); exposed culmen, 7.5-10 (8.8).° 
@ In aspecimen from Anegada Island approaching sooty black, asin O. e. ornatus and 
O. cristatus. 
b Seventy-two specimens. 
