Carriker : List of the Birds of Costa Rica. 529 



Brit. Mus., XVI, 1892, 216 (Orosi [Kramer] , Irazu [Rogers], Tucurriqui 

 [Arce]). — Salvin and Godman, Biol. Centr.-Am., Aves, II, 1892,300 (Tala- 

 manca [Zeledon, in U. S. Nat. Mus.]. — Cherrie, Expl. Zool. en C. R., 

 1891-2, 1893, 44 (Boruca). — Underwood, Ibis, 1896, 442 (Miravalles and 

 Bagaces). 



Pyrrhophcena ritjferi Lawrence, Ann. Lye. N. Y., IX, 1868. 127 (San Jose and 

 Angostura [J. Carmiol], Cartago [Cooper]). — Frantzius, Jour, fur Orn., 

 1869, 317 (vicinity of San Jose). — Boucard, P. Z. S., 1878, 71 (San Jose and 

 Cartago, common). 



Pyrrhophccna dubusi Cabanis, Jour, fur Orn., 1862, 163 (San Jose [Hoffman and 

 Frantzius]). 



Amazilia fuscicaudala Ridgway, Proc. U. S. Nat. Mus., Ill, 1880, 31S (Costa 

 Rica). — Nutting, Proc. U. S. Nat. Mus., V, 1882, 398 (La Palma de Nicoya). 

 — Zeledon, An. Mus. Nac. de C. R., I, 1887, 122 (San Jose and Naranjo de 

 Cartago). — Richmond, Proc. U. S. Nat. Mus., XVI, 1893, 517 (Rio Frio). 



Amizilis fuscicaudala Oberholser, Proc. Acad. Nat. Sci. Phila., 1899, 208 

 (critical). 



Amizilis tzacall Richmond, Auk, XVI, 1899, 324 (critical). 



U. S. Nat. Museum : Bonilla and Pigres (Ridgway and Zeledon) 



(Basulto), Santa Maria de Dota (Basulto), Turrialba (Ridgway) ; 



San Jose, Escazu, Isla de Uva, and Boca Matina (Cherrie), Jimenez 



(Verrill). 



Bangs Collection : San Jose, Pozo Azul de Pirris, San Pedro del Mojon 



(Underwood). 

 C. H. Lankester Collection : Cachi. 



Carnegie Museum : Guapiles, Esparta, Escazu, Pozo Azul de Pirris, 

 Miravalles, Boruca, El Hogar, Juan Vinas (Carriker). Twenty- 

 three skins. 



This is by far the commonest hummingbird in Costa Rica, being 

 found from sea-level on both coasts up to not less than 6,000 feet. 

 While it is decidedly a bird of the open country, I have taken it feed- 

 ing upon "Wild Plantain" in the forest, but have never seen it in 

 abundance in such localities. They prefer isolated groves, trees, and 

 orchards, and are very fond of feeding at the blossoms of all the citrus 

 fruits as well as the guava. 



I have found the nest in various situations, such as rose bushes near 

 a house, a small shrub in an orchard, and on a spray of bamboo beside 

 the road. All nests observed were made of vegetable down, some- 

 times with a little moss and always covered on the outside with lichens. 

 The eggs are white, of the usual shape, and average about 13X9 mm. 

 When the orange-trees are in bloom, they come in great numbers, 



