666 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



CHRYSOLAMPIS MOSQUITUS (Linnaeus). 



KUBY-AND-TOPAZ HUMMING BIRD. 



Adult male. — Entire pileum, from frontal antise to occiput, inclu- 

 sive, intense metallic red (rose red to carmine); chin, throat, and 

 chest bright metallic orange or golden; hindneck, sides of neck, and 

 extreme upper back velvety black, passing into dark bronzy olive on 

 lower back, rump, upper tail-coverts, scapulars, and wing-coverts; 

 tail clear chestnut-rufous, faintly glossed wdth purplish, the rectrices 

 margined terminally with dark bronzy olive; remiges dusky, faintly 

 glossed with violaceous; under parts of body plain grayish brown or 

 sepia, the femoral tufts white; under tail-coverts cinnamon-rufous; 

 bill dull black; iris dark brown; feet dusky; length (skins), 85-98 

 (87); wing, 52-58 (53.2); tail, 30.5-36 (31.4); exposed culmen, 

 9.5-13 (11).« 



Adult female, — Above metallic bronze-green or greenish bronze, 

 more decidedly bronzy (often coppery bronze) on hindneck and upper 

 back, passing into dull grayish brown on forehead; middle pair 

 (sometimes two middle pairs) ^ of rectrices bronze-green or greenish 

 bronze, usually more dusky at extreme tip; remaining rectrices 

 chestnut-rufous basally, blackish subterminally (more or less broadly), 

 and tipped with a large triangular spot of white — the outermost rec- 



o Thirty-one specimens. 



& Occasionally specimens agreeing in every other respect as regards coloration have 

 the middle rectrices (like the others) chestnut-rufous broadly tipped with dusky and 

 dark metallic green. 



Locality. 



MALES. 



Ten adult males from central Colombia (Bogotd,) 55.2 32.5 10.7 



Four adult males from north coast Colombia (Cartagena and Santa Marta) 53.5 31.5 12 



Five adult males from Venezuela 54 31.7 11.9 



Three adult males from Triniddd 56.8 33 11.3 



Two adult males from Tobago 56.1 34.2 11.5 



Two adult males from Cura<;ao 54.5 34.2 11 



One adult male from British Guiana 56.5 32 11 



One adult male from Cayenne 55.5 32.5 11.5 



Four adult males from Brazil 55 33 11.5 



FEMALES. 



One adult female from central Colombia (Bogotd) 54 30 15.5 



Four adult females from northern Colombia 52 30.2 14.4 



Three adult females from Venezuela 53.7 29.5 15.2 



Two adult females from TrinidAd 64.7 30.8 14.5 



Two adult females from Tobago 56. 7 34. 2 IS. 5 



One adult female from Surinam 52.5 31 13.5 



One adult female from Cayenne 53.5 30.5 13 



One adult female from Brazil 52.5 31 17 



Ex- 

 posed 

 culmen. 



