BIRDS OF NORTH AND MIDDLE AMERICA. 535 



extensively metallic green, the gray confined to the median line of 

 breast and abdomen, and even there sometimes obsolete. 



Adult maZf.— Length (skins), 99-109 (102); wing, 52-55.5 (54.1); 

 tail, 3-4-42.5 (39.6); culmen, 18-20.5 (19.7). « 



Adult female.— Length (skins), 82-94 (90); wing, 47.5-52 (49.6); 

 tail, 28-31 (29.7); culmen, 20-22.5 (20.8).^ 



Panama (Volc&n de Chiriqui; C'hitra; Boquete de Chitra; Santiago 

 and Santa Fe, Veragua; Divala; Calovevora; Castillo; Laguna; 

 Paraiso ?;^ Lion Hill ? '^), Costa Rica (Angostura; Tucurriqui; Jimenez; 

 Naranjo de Cartago; San Carlos; Bonilla; Guayabo), and Nicaragua 

 (La Libertad, Chontales). 



Trochilus (Thalurania) venusta Gould, Proc. Zool. Soc. Lond., 1850, 163 (Volcdn 

 de Chiriqui, Paiiamd; coll. J. Gould). 



Thalurania venusta Gould, Proc. Zool. Soc. Lond., 1852, 9; Monogr. Troch., ii, 

 1858, pi. 105; Introd. Troch., oct. ed., 1861, 78.— Bonaparte, Rev. et Mag. 

 de Zool., 1854, 254.— Lawrence, Ann. Lye. N. Y., \'ii, 1862, 292 (Lion Hill, 

 Panama); ix, 1868, 122 (Angostura and Tucurriqui, Costa Rica). — Sclater 

 and Salvin, Proc. Zool. Soc. Lond., 1864, 365 (Panamd; crit.).— Mulsant 

 and Verreaux, Classif. Troch., 1866, 51; Hist. Nat. Ois.-Mouch., iii, livr. i, 

 1876, 65, in text.— Salvin, Proc. Zool. Soc. Lond., 1867, 153 (Santa F6, San- 

 tiago, and Volcan de Chiriqui, Panamd; crit.); 1870, 207 (Calovevora, Chitra, 

 and Boquete de Chitra, Panama); Ibis, 1872, 313, 319 (Chontales, Nica- 

 ragua).- — Frantzius, Journ. fiir Orn., 1869, 315 (Costa Rica). 



[Coeligena. a. Thalurania] venusta Reichenbach, Aufz. der Colibr., 1854, 7. 



Coeligena venusta Reichenbach, Troch. Enum., 1855, 3. 



[Polytmus'] venustus Gray, Hand-list, i, 1869, 130, no. 1657. 



[Thalurania columbica] var. venusta Mulsant, Ann. Soc. Linn. Lyon, n. s., xxii, 

 1876, 219. 



Thalurania colomhica var. venusta Boucard, Proc. Zool. Soc. Lond., 1878, 69 (San 

 Carlos and Naranjo, Costa Rica). 



Th[alurania] columbica venusta Hartert, Novit. Zool., iv, April, 1897, 149, in 

 text (crit.). 



Thalurania columbica venusta Hartert, Journ. fiir Orn., 1900, 362 (crit.). — Bangs, 

 Auk, xviii, 1901, 360 (Divala, Pananiii; crit.); xxiv, 1907, 296 (Boruca, Bar- 

 ranca, and Pozo del Rio Grande, s. w. Costa Rica).^ — Ferry, Pub. 146, Field 

 Mus. N. H., orn. ser., i, 1910, 263 (Guayabo, Costa Rica). 



Thalurania colombica venusta Carriker, Ann. Carnegie Mus., vi, 1910, 533 (Costa 

 Rica; crit.; habits). 



Thalurania columbica (not Ornisviya colombica Bourcier) Salvin and Elliot, Ibis, 

 1873, 355, part (Costa Rica; Verdgua). — Zeledon, Cat. Aves de Costa Rica, 

 1882, 20; Anal. Mus. Nac. Costa Rica, i, 1887, 121, part (Naranjo de Cartago and 

 Jimenez, Costa Rica). — Salvin, Cat. Birds Brit. Mus., xvi, 1892, 79, 652, part 

 (Chontales, Nicaragua; Tucurriqui, Costa Rica; Volcdn de Chiriqui, Boquete 

 de Chitra, Castillo, Laguna, Calovevora, Santiago, Paraiso, and Lion Hill, 

 Panamd) . 



Thalurania colombica Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1892, 266, 

 part (Nicaraguan, Costa Rican, and Panaman localities and references). 



« Twelve specimens. 

 b Thirteen specimens. 



'■ Without specimens in hand it is impossible to say which of the two forms occur- 

 ring in Panama occur in (;ert>ain kK;alities. 



