338 BIRDS OF THE REPUBLIC OF PANAMA — PART 2 



The hummingbird of Escudo de Veraguas was named for Dr. 

 Charles O. Handley, Jr., in recognition of his continued interest 

 in the avifauna of the Isthmus during his extended studies of the 

 mammals of Panama. 



EUPHERUSA EXIMIA EGREGIA Sclater and Salvin: Stripe-tailed 

 Hummingbird, Colibri Colirrayado 



Enpherusa egregia Sclater and Salvin, Proc. Zool. Soc London, October 1868, 

 p. 389. (Castillo and Calovevora, Veraguas, Panama.) 



Of medium size; with a prominent bright brown spot on the 

 secondaries ; outer tail feathers white with black tip (in male) ; wholly- 

 white (in female). 



Description. — Length 93-105 mm. Adult male, upper surface 

 metallic green, in some bronze-green ; two central pairs of rectrices 

 bronze-green to black; others white, edged with black on outer web 

 of outer pair, tipped broadly with black in all ; primaries dull black, 

 with a purplish sheen, the inner ones cinnamon-rufous at base; 

 secondaries prominently cinnamon-rufous, tipped with dusky; under 

 surface, including under wing coverts, bright grass-green to yellowish 

 green; edge of wing cinnamon-rufous; feathers on foreneck and 

 center of breast with a concealed bar of white; femoral tufts and 

 under tail coverts white. 



Adult female, like the male, but with cinnamon-rufous of secon- 

 daries reduced; outer rectrices wholly white; under surface white to 

 grayish white, spotted or glossed laterally with metallic yellowish 

 green ; under tail coverts white, as in male. 



Immature, male, under surface grayish to dull bronze-green, whiter 

 posteriorly. 



In the male, the iris is dark brown ; bill black, with the base 

 in some dull vinaceous ; tarsus and toes dull dark brown ; claws black. 



Measurements. — Males (10 from Panama), wing 57.5-60.0 (58.9), 

 tail 31.4-34.8 (33.6), culmen from base 18.5-20.6 (19.7) mm. 



Females (10 from Panama and Costa Rica), wing 54.0-56.8 (55.0), 

 tail 30.2-32.8 (31.9), culmen from base 19.3-21.1 (20.0) mm. 



Weight, 5 males, 4.35 ±0.10 grams (Hartman, Auk, 1954, p. 468). 



Resident. Locally fairly common on the Pacific slope from 1,200 

 to 2,500 meters in the Subtropical Zone, from the Costa Rica boundary 

 in Chiriqui east to eastern Veraguas. Recorded also from the Carib- 

 bean side on the upper Rio Changuena, Bocas del Toro, and Calove- 

 vora, northern Veraguas. 



A male (no. 481638) in the American Museum of Natural History 



