318 BIRDS OF THE REPUBLIC OF PANAMA PART 2 



on another swaying grass stem. The females gleaned the grass 

 heads regularly in gathering food. 



HYLOCHARIS ELICIAE EARINA Wetmore: Blue-throated 

 Goldentail, Colibri Cola de Oro 



Hylocharis eliciae earina Wetmore, Proc. Biol. Soc. Washington, vol. 80, 

 December 1, 1967, p. 233. (Quebrada Chucanti, 225 meters elevation, Cerro 

 Chucanti, Serrania de Maje, eastern Province of Panama, Panama.) 



Small ; with blue throat and light red, black-tipped bill. 



Description. — Length 83-90 mm. Tail shining golden bronze on 

 both upper and lower surfaces. Sexes alike, back and wing coverts 

 metallic green ; crown similar, but appearing darker as the feathers 

 are tipped lightly with dusky ; lower rump and upper tail coverts 

 rather dull reddish brown ; tail glittering golden bronze above and 

 below ; wings dusky with a faint purplish sheen ; chin cinnamon-buff ; 

 lores and foreneck to upper breast iridescent violet-blue; sides of 

 breast and under wing coverts light metallic green ; center of breast 

 dull buff; under tail coverts gray bordered with clay color. 



A male taken January 8, 1965, on Isla Gobernadora, had the iris 

 dark brown ; bill light red, with tip of maxilla and of mandible black ; 

 tarsus, toes, and claws slaty black. Another male collected Febru- 

 ary 16, 1966, near Puerto Armuelles, Chiriqui, had the iris Verona 

 brown, tip of the bill black, the rest deep red ; tarsus and toes fuscous- 

 black, claws black. 



Measurements. — Males (17 from Panama) wing 48.2-51.8 (49.7), 

 tail 25.6-28.1 (26.7), culmen from base 17.0-19.6 (18.2) mm. 



Females (6 from Panama), wing 46.4-49.8 (47.7), tail 25.2-27.2 

 (25.9), culmen from base 18.6-20.0 (19.4, average of 5) mm. 



Resident. Found locally in small numbers on the Pacific slope 

 from Chiriqui through Veraguas, the Azuero Peninsula, and the 

 eastern Province of Panama to eastern Darien; also in the lower 

 Chagres Valley in the Atlantic drainage. Isla Coiba ; Isla Rancheria ; 

 Isla Gobernadora. 



The bird is recorded in western Chiriqui from near Puerto 

 Armuelles, Bugaba, Divala and David, and once by Bangs (Proc. 

 New England Zool. Club, vol. 3, 1902, p. 29) at 900 meters near 

 Boquete. Specimens in the California Academy of Sciences were 

 taken by Mrs. Davidson at Puerto Armuelles, Concepcion, and near 

 San Felix. In Veraguas, Arce early secured a specimen at Chitra. 

 Aldrich found it common at Paracote, near the head of Golfo de 

 Montijo, and secured 1 inland at 600 meters on Cerro Viejo. I col- 



