286 FIELD MUSEUM OF NATURAL HISTORY ZOOLOGY, VOL. XIII. 



Schistes geoffroyi GOULD, Mon. Trochil., IV, 1853, pi. 218; ELLIOT, Syn. Trochil., 

 1879, p. 173; SALVIN, Cat. Bds. Brit. Mus., XVI, 1892, p. 34; HARTERT, Das 

 Tierreich, 1900, p. 185; CHAPMAN, Bull. Am. Mus. N. H., XXXVI, 1917. 

 p. 310 (El Roble, Colombia).* 



Range: Colombia, Ecuador and Bolivia. 

 4: "Colombia." 



*Schistes albogularis Gould. WHITE-THROATED WEDGE-BILL. 



Schistes albogularis GOULD, Contr. Orn., 1851, p. 140 (Pichincha, Ecuador); 

 Id., Mon. Trochil., IV, 1853, pi. 220; SCLATER, Proc. Zool. Soc. Lond., 1860, 

 p. 70; SALVIN, Cat. Bds. Brit. Mus., XVI, 1892, p. 34; HARTERT, Das Tier- 

 reich, 1900, p. 185; OBERHOLSER, Proc. U. S. Nat. Mus., XXIV, 1902, p. 339, 

 crit. (Milligalli, western Ecuador) ; CHAPMAN, Bull. Am. Mus. N. H., XXXIV, 

 p. 310 (Las Lomitas; San Antonio and Miraflores). 



Schistes personatus GOULD, Proc. Zool. Soc. Lond., 1860, p. 311; Id. Mon. 

 Trochil. IV, 1853, pi. 219; ELLIOT, Syn. Trochil., 1879, p. 173. 



Range: Colombia and Ecuador (probably from central Andes, 

 westward). 



i : Colombia? 



Genus HELIOTHRYX" Boie. 



Heliothryx Boie, Isis, 1831, p. 547 (Type Trochilus auritus Gmelin). 



"Heliothryx aurita aurita (Gmelin). BLACK-EARED FAIRY. 



Trochilus auritus GMELIN, Syst. Nat., I, 1788, p. 493 ("Cayenna"). 



Ornismya aurita LESSON, Hist. Nat. Ois.-Mouches, 1829, pp. 19, 63, pis. 14, n. 



Heliothrix auritus BOIE, Isis, 1831, p. 547; GOULD, Mon. Trochil., 1853, pi. 213; 

 ELLIOT, Syn. Trochil., 1879, p. 174; SALVIN, Cat. .Bds. Brit. Mus., XVI, 

 1892, p. 30; HARTERT, Das Tierreich, 1900, p. 186; BERLEPSCH and HARTERT, 

 Nov. Zool., IX, 1902, p. 88; OBERHOLSER, Proc. U. S. Nat. Mus., XXIV, 

 1902, p. 339 (Archidona, Rio Napo, Ecuador); BERLEPSCH. Nov. Zool., XV, 

 1908, p. 265 (Cayenne); CHUBB, Bds. Brit. Guiana, 1916, p. 420. 



Heliothrix colombianus BOUCARD, Gen. Humming Bds., 1894, p. 313 (Colombia 

 and Ecuador). 



Range: Guiana, Venezuela, Colombia, extreme northern Brazil, 

 Ecuador and northern Peru. 



6: British Guiana 2; northern Brazil (base of Serra da Lua, near 

 Boa Vista, Rio Branco) i; Colombia 3. 



"All the Colombia skins I have seen of this species appear to be from the 

 Bogota region where alone we found it. In the Cauca Valley we collected only the 

 representative species, S. albigularis, a fact which indicates that the type locality 

 given for geoffroyi is incorrect." (Chapman, I.e.). 



b Key to the Species and Subspecies of Heliothryx. 

 A Crown green 



a Chin and throat white H. aurita aurita 



b Chin green; throat white H. aurita auriculata 



c Chin and throat green H. aurita phainolaema 



B Crown violet blue . . . . H. barroti 



