FAMILY TROCHILIDAE 353 



Lyc. Nat. Hist. New York, vol. 9, April, 1868) mentions the collec- 

 tion of 1867 as sent to him for study from the Smithsonian, but does 

 not list the present species so that only part of the material may have 

 gone to him. 



Lampornis castaneoventris calolaema (Salvin) 



Oreopyra calolaema Salvin, Proc. Zool. Soc. London, 1864 (February 1865), 



p. 584. (Volcan de Irazti, Costa Rica.) 

 Oreopyra venusta Lawrence, Ann. Lyc. Nat. Hist. New York, vol. 8, 1867, 



p. 484. (Costa Rica.) 



Characters. — Male, throat violet-purple ; in general similar to male 

 of L. c. homogenes of west-central Panama, but somewhat lighter 

 gray on breast and abdomen ; auricular area blacker. 



Female, like L. c. cinereicauda in paler color of lower surface, but 

 with central rectrices darker green. 



Measurements. — Males (10 specimens), wing 63.1-65.3 (64.4), 

 tail 35.3-37.1 (36.4), culmen from base 20.1-21.5 (20.8) mm. 



Females (10 specimens), wing 55.2-58.4 (57.3), tail 32.0-33.1 

 (32.4, average of 9), culmen from base 21.6-23.0 (22.4) mm. 



Mountains of north-central Costa Rica on the volcanoes and higher 

 ridges of the Cordillera Central. 



Lampornis castaneoventris cinereicauda (Lawrence) 



Oreopyra cinereicauda Lawrence, Ann. Lyc. Nat. Hist, New York, vol. 8, 1867, 

 p. 485. (Costa Rica.) 



Characters. — Male, throat white as in typical castaneiventris, but 

 breast lighter gray ; tail distinctly gray. Rarely an occasional male has 

 the throat like calolaema. 



Female, agrees with L. c. calolaema in paler color of lower surface, 

 and in this differs from L. c. castaneoventris ; differs from females of 

 the other races in dull bronze-green to grayish bronze-green of central 

 rectrices, and slightly paler color of the adjacent pairs. 



Measurements. — Males (10 from the Dota region, Costa Rica), 

 wing 62.9-64.6 (63.9), tail 36.0-38.5 (37.2), culmen from base 20.6- 

 22.5 (21.6) mm. 



Females (10 from the Dota region, Costa Rica), wing 56.7-59.6 

 (58.1), tail 31.4-33.8 (32.5), culmen from base 21.4-24.0 (22.5) mm. 



Mountains of southern Costa Rica from the northern end of the 

 Cordillera de Talamanca, including the Dota area, eastward toward 

 Panama. 



