196 



SYNOPSIS OF THE HUMMING-BIRDS. 



Cli. Bill longer than the head, straight or slightly 

 curved ; broad and Hat at base ; nostrils exposed. 

 Wings reaching nearly to the end of the tail, and 

 pointed. Tail rather rounded. Tarsi partly clothed. 

 Sexes alike. 



Range. Mexico, Central America, Columbia, and 

 Peru. 



Seven species are known. 



Fig. 108. 



Vranomitra cj/anocpp7iali. p , 2SS55. 

 Trea Marias. 



Key to the species. 



A. Eatire under parts pure vvh"te. 



a. Tail olive-grecu ; top of head metallic-blue, sometimes with purple 



reflections. 



b. Tail bronzy-red ; top of head mctallie-purple, sometimes with blue 



reflections. 



c. Tail metallic golden, tip bronzy-red ; top of head dull metallic dark 



green. 



B. Breast and abdomen white ; flanks metallic-green or bronze. 



a. Under tail coverts greenish-gray. 



b. Under tail coverts bronzy-red. 



c. Under tail coverts white; top of head blue. 



d. Under tail coverts white; top of head and nape blue. 



1. U. qnadricolor. 



2. U. violiceps. 



3. U. viridifrons 



4. U. cyanocephcda. 



5. U. microrhymha 



6. U. franciee. 



1. U. cyanicullis. 



1. Uranomitra quadricolor. 



Trochilus quadricolor, Vieili,., Ency. M^th., p. 573, torn. ii. 



Poli/fmiis quadricolor, Gray, Gen. Birds, vol. i, p. 119, sp. 85. 



Trochilus vertical/s. Light., Preis-Verz., Thier. (1830), nos. 27-28. 



Uranomitra quadricolor, Reich., Aufz. der Colib., p. 10 (1853). — Cab. and Hein., Mus. Hcin. Th., iii, p. 41 



(1860). 

 Argyrtria {Uranomitra) quadricolor, Reich., Troch. Enura., p. 7, pi. 761, figs. 4758-59 (1855). 

 Cyanomyia quadricolor, Bon., Rev. and Mag. Zool. (1854), p. 254.— Gould, Mon. Troch., vol. v, pi. 284.— Id., 



Intr. Troch., octavo ed., p. 147 (1861).— Elliot, Ibis (187G), p. 312. 

 Leucolia quadricolor, Muls., Hist. Nat. Ois. Mouch., torn, i, p. 217. 



Hal). Northern Mexico. 



Adult. Top of head rich metallic-blue, sometimes with purple reflections. Upper 

 surface pale brown tinged with green. Wings purple-brown. Entire under surface 

 pure white. Tail pale bronzy-brown. Bill coral-red, tip brown. Feet bhick. 

 Total length, 4 in. Wing, 2.^ in. Tail, 1| in. Culmen, | in. 



2. Uranomitra violiceps. \ 



Cyanomyia violiceps, Gould, Ann. Mag. Nat. Hist. (1859), p. 97.— Sclat., P. Z. S. (1859), p. 386.— Gould, 



Mon. Troch., vol. v, pi. 285.— Id., Intr. Troch., octavo ed., p. 147 (1861).— Elliot, Ibis (1376), p. 313. 

 Uranomitra violiceps, Cab. and IIein., Mns. Hein. Th., iii, p. 41 (note 5) (1860). 

 Leucolia violiceps, Muls., Hist. Nat. Ois. Mouch., torn, i, p. 214. 



Hah. Mexico. 



Adult. Diflers from the U. quadricolor in having the tail a bronzy-red hue. 



Dimensions the same. 



