TROCHILUS. 315 
with rufous, the outer tail-feather wholly dusky, 
the belly white, the sides and flanks green. Adult 
female unknown. Length 3.25, wing 1.75, tail 1.40, 
exposed culmen .65. Hab. Mexico (Bolanos) and 
southern California (San Francisco)...... 431.1. T. 
floresii (GouLp). Floresi’s Hummingbird.’ 
c’. Exposed culmen not more than .50; outer tail-feathers broadly tipped 
with white in both sexes. (Adult males bronzy green or bronzy 
above, the middle tail-feathers broadly edged with rufous on inner 
web, the other tail-feathers with basal half rufous, then purplish 
black, the two or three outermost broadly tipped with white; gor- 
get rich metallic purplish; chest and other median lower parts 
white, the sides and flanks rufous, tinged or spotted with greenish 
or bronzy. Adult females similar to males, but throat dull white, 
spotted with dull greenish or bronzy; under tail-coverts pale ru- 
fous; four middle tail-feathers without rufous edgings.) (Subgenus 
Atthis REICHENBACH.) 
@, Adult male: Outer quill narrow, abruptly attenuated at tip; gor- 
get brilliant metallic reddish violet, with decided violet tints 
in certain lights; basal half (approximately) of tail rufous, ter- 
minal half black, the three outer feathers broadly tipped with 
white; chest and middle line of belly white, sides and flanks 
light rufous, tinged with green. Adult female: Whole throat 
whitish, but otherwise similar to the male. Length about 
2.75, wing 1.30-1.50, tail .95-1.10, culmen .48-.50. Hab. 
Eastern Mexico. 
T. heloisa (Luss. & DELATTR.). Heloise’s Hummingbird? 
@, Adult male with outer quill broad, not attenuated at tip; gorget 
metallic reddish purple, without violet tints; otherwise much 
like T. heloisa ; wing 1.35, tail 1.00-1.05, culmen .38-.40. Hab. 
Highlands of Guatemala. 
T. ellioti Ripew. Elliot’s Hummingbird$ 
b2. Middle tail-feathers broader near end than toward base. (Subgenus Stellula 
GOULD.) 
Adult male: Feathers of gorget narrow, elongated, pure white basally, 
metallic purplish terminally ; tail-feathers plain dusky, edged with 
rufous toward base; sides and flanks tinged with rufous; length 
about 2.75-3.00, wing 1.50-1.60, tail .90-1.10, exposed culmen .55— 
58, Adult female: Tail more rounded than in male, feathers dull 
green basally and tipped with white (except middle pair); throat 
1 Selasphorus floresti Goutp, Mon. Troch. pt. xxiii. Sept. 1, 1861 (vol. iii. pl. 139). 
This is possibly a hybrid between 7. anna and T. rufus, The capture of the San Francisco specimen (in 
May, 1885) is recorded, by Mr. Walter E. Bryant, in “ Forest and Stream,” vol. xxvi. No. 22, July 24, 1886, p. 426, 
2 Ornismyia helvisa Luss. & Dexarrr., Rev. Zool. 1839, 15, Trochilus heloisa Gray, Hand-b, i. 1869, 145. 
3 Atthie ellioti Ripaw., Proc. U. 8. Nat. Mus. i. July 1, 1878, 9. 
