Genera of Humming Birds. 277 



Genus CIX. Urochroa, Gould, Int. Troch., 1861, p. 56. 



Type : T. bougueri, Bourcier. 



Bill straight, twice the length of the head. Nostrils ex- 

 posed. Wings long, reaching the end of tail. Tail square, 

 rectrices rounded at tips, all of the same length. Feet large. 

 Tarsi partly clothed, hind toe of the same length as the 

 middle toe. 



■ Habitat. — Ecuador. 



391. Urochroa bougueri, Bourc, Compt. Rend., 1851, t. 



xxxii., p. 186. 



Coeligena bougueri, Reich., Aufz. der Colib., 1853, P- 7- 



Urochroa leucura, Lawr., Ann. N.Y. Lye., Nat. Hist., 1864,. 

 vol. viii., p. 43. 



Pied-tail, Gould, Mon. Troch., vol. ii., p. 57. 



r Urochoé de Bouguer, Muls., Hist. Nat. Ois. Mou., 1874, t. 

 i.,p. 193. 



Habitat. — Ecuador. 



Male. — Upperside coppery-bronze. Median rectrices very" 

 dark bronze-green, the others white, margined on outer webs,, 

 and tipped with blackish-brown. Spot behind the eye buff. 

 Chin, throat, and upper part of breast metallic dark blue with 

 greenish reflections. Rest of underside dark grayish-brown 

 washed with green. Undertail-coverts bronzy-green. Wings 

 purplish-brown. Bill black. 



Total length, 5fin. Wing, 3|-. Tail, 2-|. Culmen, i-|. 



Female. — Unknown. 



This very rare species was discovered in Ecuador, by 

 Bourcier. He dedicated it to Mr. Pierre Bouguer. 

 I have only one specimen, '' Ex. Coll. Rucker." 



Genus CX. Bourcieria, Bon. Compt. Rend, 1850, p. 380.. 



Lampropygia, Reich., Aufz. der Colib., 1853, p. 10. 



PiLONiA, Muls., Hist. Nat. Ois. Mou., 1876, vol. iii, p. 4. 



Type. — T. prunellei, Bourcier. 



Bill very long, straight, pointed at tip. Wings long, reach- 

 ing the end of tail. Patch of white feathers on sides of 

 breast. Tail long, broad, slightly forked, median shortest,. 



