The Humming Bird. 7 



Oreotrochilus bolivianus, N.Sp. 



Male.- — Upperside olive-brown passing to shining reddish 

 bronze on uppertail coverts. Median rectrices dark shining 

 bronze-green, lateral white edged outwardly with dark brown, 

 outermost ones white at base internally, and the remainder 

 dark greenish black. Throat glittering green with an imper- 

 ceptible dark blue margin at base. Breast and abdomen 

 grayish-white passing to grayish-buff on flanks. A narrow 

 line of greenish-blue in the middle of the abdomen. Under- 

 tail coverts grayish-brown. Wings brown externally and 

 purplish internally. Bill black and curved. 



Total length, 4-|in. Wing, 2\. Tail, 2\. Culmen, i. 



Female. — Upperside like that of male. Lateral and outer- 

 most rectrices wdth white tips. Underside grayish-brown. 

 Throat spotted with green. 



This new species is closely allied to O. leucopleurus from 

 which it differs by the band of throat which is scarcely 

 perceptible, the line in centre of abdomen very narrow and 

 greenish-blue, and the tail and the uppertail-coverts 

 differently coloured. It forms the passage between O. 

 estellœ and leucopleurus. 



My specimens were collected in Bolivia by Buckley 



HVLOCHARIS BRASILIENSIS, N.Sp. 



Male. — Upperside shining green, golden on back. Median 

 rectrices bronze with purplish reflections, lateral chestnut 

 edged with purplish-black. Chin rufous. Throat and breast 

 metallic greenish-blue. Flanks and abdomen green. Wings 

 purple. Bill flesh colour with black tips. 



Total length, 32in. Wing, 2. Tail, i^. Culmen, |-. 



Female. — Unknown. 



I have only one fine male specimen of this new species 

 received from Brazil. It differs considerably from H. 

 sapphirina and guianensis, by the colour of throat and 

 breast, and the golden colour of its general plumage. 



Amazilia forreri, N.Sp. 



Male ? — Upperside shining golden-green, brownish on 

 head. Rump and uppertail-coverts chestnut. Median 

 rectrices purplish-chestnut passing to reddish-bronze at tips, 

 lateral purplish-chestnut with dark reddish-black edges near 

 the tips, outermost one chestnut. Throat and sides of neck 

 golden-green. Chest, abdomen and vent white. Flanks pale 



