iQi8. CATALOGUE OF BIRDS OF THE AMERICAS CORY. 273 



*Oxypogon cyanolaemus Salvin and Godman. BLUE-THROATED HEL- 

 MET-CREST. 



Oxypogon cyanolaemus SALVIN and GODMAN, Ibis, 1880, p. 172, pi. 4, Fig 2. 

 (Santa Marta, Colombia); SHARPE in Gould's Mon. Trochil., Suppl., 1883, 

 pi. 41; SALVIN, Cat. Bds. Brit. Mus., XVI, 1892, p. 341; HARTERT, Das 

 Tierreich, 1900, p. 167. 



Range : Colombia. 



i: Colombia (Santa Marta). 



Genus CHALCOSTIGMA Reichenbach. 



Chalcostigma Reichenbach, Aufz. d. Col., 1854, p. 12 (Type Ornismya heteropogon 

 Boissonneau). 



*Chalcostigma herrani (Delatt. and Bourc.}, HERRAN'S THORN-BILL. 



Trochilus herrani DELATTRE and BOURCIER, Rev. Zool., 1846, p. 309 ("Pasto 

 Nouvelle, Grenade"). 



Rhamphomicron herrani GOULD, Mon. Trochil., Ill, 1852, pi. 187; ELLIOT, Syn. 

 Trochil., 1879, p. 159; SALVIN, Cat. Bds. Brit. Mus., XVI, 1892, p. 345. 



Chalcostigma herrani HARTERT, Das Tierreich, 1900, p. 168; OBERHOLSER, Proc. 

 U. S. Nat. Mus., XXIV, 1902, p. 335 (Pichincha, western Ecuador); CHAP- 

 MAN, Bull. Am. Mus. N. H., XXXVI, 1917, p. 306 (Andes west of Popayan, 

 Colombia). 



Range: Ecuador and Colombia. 



4: Ecuador ("Ecuador" 3, Pichincha i). 



*Chalcostigma heteropogon (Boissonneau). BRONZE-TAILED THORN- 

 BILL. 

 Ornismya heteropogon BOISSONNEAU, Rev. Zool., 1839, p. 355 (Santa F6 de 



Bogota). 



Trochilus coruscus FRASER, Proc. Zool.Soc. Lond., 1840, p. 15. 

 Rhamphomicron heteropogon GOULD, Mon. Trochil., Ill, 1854, pi. 184; WYATT, 



Ibis, 1871, p. 377; ELLIOT, Syn. Trochil., 1879, p. 158; SALVIN, Cat. Bds. 



Brit. Mus., XVI, 1892, p. 343. 

 Chalcostigma heteropogon HARTERT, Das Tierreich, 1900, p. 169; CHAPMAN, Bull. 



Am. Mus. N. H., XXXVI, 1917, p. 306 (Tacamito, eastern Andes, Colombia). 



Range: Colombia and Andes of extreme western Venezuela. 

 6: "Colombia" 4; Venezuela (Paramo de Tama, near Colombian 

 line) 2. 



but from which it differs in having the elongated feathers of the crown more tawny; 

 the underparts more rufescent; the outer web and shaft of outer tail feather (except 

 at base) ochraceous buff; the inner web having the tip and a narrow stripe bordering 

 the shaft, the same color, the remaining tail feathers have an ochraceous buff shaft 

 streak. While the metallic throat plumes are in moult, it is apparent that those of 

 the chin will be green, while the longer plumes will be orange purple. 



