142 GENERA AND SPECIES. 



adapted for flight; the wings are long and ample, 

 the feet very small, the bill slightly arched and 

 wedge-shaped ; the plumage delicate and lovely. 

 No doubt they are active fly-catchers on the wing. 



The type of this genus is Trochilus auritus, 

 G-melin, and has been described by Vieillot, 

 Shaw, Lesson, Swainson, and others, but rather 

 vaguely. 



Two other good species are, as well as the 

 preceding, in Mr. Gould's collection, viz. Tr. 

 Poucheti, Less. (Tr. auriculatus Licht.) and Tr. 

 Barroti, Bourc. Eev. Zool. 1843. 



The Ornismya nigrotis of Lesson appears to 

 be identical with the Trochilus auritus. 



Trochilus auritus, Plate II. Under parts 

 generally snowy-white, under surface of the 

 shoulders bronzy-green, upper surface generally 

 golden-green, inclining to violet on the fore- 

 head. Auricular feathers large, forming a free 

 tuft of a deep lustrous violet hue. Wings dusky 

 purple. Upper surface of tail steel-blue. 



Locality : Brazil and G-uiana. 



Trochilus Barroti. Shoulders underneath of 

 a bronzy-green. Top of the head intense violet, 

 as is also the upper surface of the tail. The 

 back and upper tail-coverts golden-green. Ear- 

 coverts intense violet bordered below by green. 

 "Wings purplish-black ; under parts and throat 

 all white. 



Locality: Brazil. 



Trochilus Poucheti. This species resembles 



