GENERA AND SPECIES. 151 



back, shoulders, flanks and lower part of the 

 abdomen, bronzy green. The wings are purplish 

 brown. In some specimens the tail is entirely 

 bronzy brown ; in others, bronzy brown with a 

 spot of white on the inner web at the tip of each 

 feather. The bill is black, curved, stout and 

 large for the size of the body. 



Total length, 4} inches ; bill, If; tail, If. 



Habitat. Venezuela. In Gould's cabinet. 



The second is Trochilus (Lampornis) aurescens. 

 Description as follows : Throat, rich luminous 

 gold colour ; across the chest a band of deep 

 rufous ; on the forehead a narrow stripe of 

 shining bluish green. All the upper surface, 

 two central tail feathers, upper and under wing- 

 coverts, and abdomen, bronzy green ; wings 

 purplish brown ; lateral tail feathers chestnut 

 brown, tipped both above and beneath with a 

 bronzy lustre; under tail-coverts deep fawn 

 colour ; bill black. 



Length, 4 inches ; bill, 1 ; tail, If. 



Hab. Rio Xegro, Brazil. In Gould's cabinet. 



A third species, Trochilus fulviventris, is also 

 described by Mr. Gould, with a query as to its 

 place in the present genus, to which it does not 

 belong : Head, all the upper surface and tail 

 glossy green ; the outer feathers of the latter 

 tipped with white ; wings brown ; throat, breast 

 and abdomen deep bun 7 ; under tail-coverts 

 white ; upper mandible and points of the lower 

 black ; the rest of the under mandible buff. 



