232 Field Museum of Natural History — Zoology, Vol. XIII. 



♦Oreotrochilus leucopleurus Gould. White-sided Hill Star. 



OreotrocMlus leucopleurus Gould, Proc. Zool. Soc. Lond., 1847, p. 10 (Andes of 



Chile); Id., Mon. Trochil., II, 1849, pi. 71; Elliot, Syn. Trochil., 1879, p. 36. 

 Oreotrochilus leucopleurus subsp? Hartert and Venturi, Nov. Zool., XVI, 1909, 



p. 222 (Tucuman). 

 Oreotrochilus leucopleurus Dabbene, An. del Mus. N. Buenos Aires, I, 1910, 



p. 268 (Tucuman). 

 Range: Chile and northwestern Argentina. 

 2: "Chile." 



Oreotrochilus bolivianus Boucard.^ Bolivian Hill Star. 



Oreotrochilus bolivianus Boucard, The Hummingbird, III, 1893, p. 7 (BoUvia); 



Simon and Hellmayr, Nov. Zool., XV, 1908, p. 4. 

 Alcidus bolivianus Boucard, Gen. Humming Bds., 1893-95, P- 346- 



Range: Bolivia; northern Peru? 



Oreotrochilus stolzmanni^ Salvin. Stolzmann's Hill Star. 



Oreotrochilus stolzmanni Salvin, Nov. Zool., II, 1895, p. 17 (Huamachuco and 

 Cajamarca); Brabourne and Chubb, Bds. S. Am., I, 1912, p. 126, No. 1215; 

 Simon and Hellmayr, Nov. Zool., XV, 1908, p. 4, in text. 



Range: Northern Peru. 

 Oreotrochilus melanogaster Gould. Black-breasted Hill Star. 



Oreotrochilus melanogaster Gould, Proc. Zool. Soc. Lond., 1847, p. 10 (Peru); 

 Id., Mon. Trochil., II, 1859, pi. 72; Elliot, Syn. Trochil., 1879, p. 36; Salvin, 

 Cat. Bds. Brit. Mus., XVI, 1892, p. 337. 



Range: Peru. 



Oreotrochilus adela (dVrb. and Lafr.). Adela's Hill Star. 



Trochilus adela d'Orbigny and Lafresnaye, Mag. de Zool., 1838; Syn. Av. 



CLII, p. 32 (Chuquisaca). 

 Oreotrochilus adela Gould, Mon. Trochil., II, 1849, pi. 73; Elliot Syn., Trochil., 



1879, p. 37; Salvin, Cat. Bds. Brit. Mus., XVI, 1892, p. 337. 



Range: Bolivia. 



Genus UROCHROA Gould. 



Urochroa Gould, Mon. Trochil., II (Sept., 1856), pi. 57 (Type Trochilus bougueri 

 Bourcier). 



*Urochroa bougueri bougueri (Bourcier). Pied-tailed Hill Star. 



Trochilus bougueri Compt. Rend., XXXII, 1851, p. 186 (Warm-wooded regions 

 of Nanegan). 



* Oreotrochilus bolivianus Boucard : Allied to O. leucopleurus Gould, but differs 

 in having the band of the throat scarcely perceptible; line in center of abdomen 

 very narrow and greenish-blue and tail and upper tail coverts differently colored ; the 

 upper tail coverts being bright reddish bronze. 



*• Oreotrochilus stolzmanni Salvin: Near to 0. leucopleura Gould, but upper parts 

 grass green becoming darker on the tail ; middle of abdomen more narrowly purplish 

 black; outer tail feathers narrower. 



