Genera of Humming Birds. 159 



feathers showing amid the blue ; back, rump, and uppertail- 

 coverts light greenish-bronze. Wings p'urplish. Undertail- 

 coverts pale brown, margined with white. Tail pale greenish- 

 bronze, with a subterminal black bar on lateral feathers. 

 Maxilla black, mandible flesh colour. Feet black. " Elliot 

 Synopsis, Troch., p. 205." 



Total length, 3iin. Wing, 2. Tail, \\. Bill, f. 



Female. — -Upperparts, sides of throat, and flanks shining 

 green. Centre of throat and underparts whitish, spotted 

 with light metallic green. Tail like the male, tips of lateral 

 feathers whitish. Undertail-coverts white. Wings purple. 

 Bill like the male Feet black. 



Totallength, 3fin. Wing, 2. Tail, i^ Bill, i " Elliot, loc. c." 



228. Ur.\nomitr.\ viRtDiCEPS, Gould, P.Z.S., i860, p. 307. 

 Green-headed Emerald, Gould, Mon. Troch., vol. v, p. 295. 



La Leucolie a calotte verte, Muls., Hist. Nat. Ois. Mou., 

 1874, t. i., p. 229. 

 Habitat. — Ecuador. 



Male. — Head and sides of neck metallic "green. Upper- 

 side shining bronzy-green, passing to reddish-golden on rump 

 and uppertail-coverts. Median rectrlces bronze, lateral pale 

 bronze with a subterminal bar of brown near the tips, which 

 are grayish-bronze. Throat, centre of breast, abdomen, and 

 undertail-coverts white. Sides of breast and flanks, white 

 washed with green. Wings purplish-brown. Maxilla black. 

 Mandible flesh colour, with black tip. 



Total length, 4in. Wing, 2|. Tail, if. Culmen, |. 



Female. — Head shining green. Upperside dull bronzy- 

 green. Tail greenish-bronze with subterminal blackish bar 

 on lateral feathers. Underside white. Sides of breast and 

 flanks sparingly washed with green. Wings purplish-brown. 

 Same size as male. 



I have a male with the head and sides of neck metallic 

 bluish-green. My specimens were collected in Ecuador, by 

 Buckley. It is a rare species. 



^229. UR.A.NOMITRA T.\CZANOWSKii, Sclater, P.Z.S., 1879, 



p. 146. 



Leucolia taczanowskii, Deslongch, Cat. Descr. Troch., vol. i., 

 P- 301- 



