BIRDS OF NORTH AND MIDDLE AMERICA. 573 



HELIODOXA JACULA HENRYI (Lawrence). 



HENRY'S HUMMING BIRD. 



Similar to //. /. jacula/'' of Colombia, but slightly larger; adult male 

 with general color of upper parts much less bronzy green, middle pair 

 of rectrices blue-black or very (rarely) slightly bronzy, instead of 

 decided bronze or bronze-green, and green of under parts of body 

 much brighter and less bronzy. 



Adult male. — Pileura very brilliant metallic emerald green, the area 

 thus colored becommg narrower posteriorly; sides of crown and occi- 

 put, hindneck, back, scapulars, wing-coverts, and rump ck^ep metallic 

 green (nearly grass green) sometimes tinged with bronze, especially 

 on hindneck or upper tail-coverts; tail slightly glossy blue-black, the 

 middle rectrices sometimes (rarely) slightly bronzy; remiges slate- 

 blackish, famtly glossed with violaceous; sides of head and neck, 

 chin, throat, and chest brilliant metallic emerald green, the breast, 

 abdomen, sides, and flanks similar in color but less brilliant; a trans- 

 verse spot of bright metallic blue or (usually) violet-blue on center 

 of throat; under tail-coverts rather dark or dull metallic green, the 

 longer ones (at least) narrowly margined with pale grayish or dull 

 whitish; femoral tufts white; bill black; iris dark brown; feet dusky; 

 length (skms), 125-139 (130); wing, 73.5-79 (75.S); tail, 53-59 (54.9); 

 middle rectrices, 28.5-32.5 (30.4); culmen, 20.5-23 (21.7).^ 



Adult female.— AhoYe metallic green, sometimes tinged with bronze, 

 especially on hindneck; tail slightly glossy blue-black, the middle 

 rectrices usually more or less bronzy or bronze-greenish, the two or 

 three outer pairs narrowly tipped or terminally margined with white; 

 remiges slate-blackish, famtly glossed with violaceous; a postocular 

 spot of wdiite and a rictal spot or short streak of the same; a black or 

 dusky triangular spot immediately m front of eye; chin, throat, and 

 chest white, with large rounded spots of bright metallic green; the 

 median line of breast and abdomen similar, but abdomen more 

 sparsely spotted, sometimes immaculate; sides and flanks nearly 

 imiform metallic green; femoral tufts white; under tail-coverts dusky 

 grayish glossed (more or less) with green, and margmed (more or 

 less broadly) with white; bill, etc., as in adult male; length (skins), 



o See p. 571. b Eleven specimens. 



