•SyG CLASS AVES. 



Tr. Langsdorfii. Vieil. 



PI. Col. t. m. f. 1- 



Tail-feathers, much graduated, and finishing in a 

 point; brownish-gi'een above; rose-coloured demi- 

 collar on the chest. Rio Janeiro. 



Tr. Enicurus. Vieil. 



PL Col. m. f. 3. 



Gold-green above ; a white gorget on sides of neck 

 and top of breast ; belly, white. Brazil.* 



Among these there are some whose lateral quills, 

 very much prolonged, are widened at the end. 



Racket-tailed Humming Bird. (Tr. Platurus.) 

 Vieil. 52. 



Green-gold, above ; throat, emerald green ; wings 

 and tail, brown ; shafts, very broad, and rufous- 

 white. Two and a half inclies. 



Finally, we must remark, in consequence of its 

 extreme smallness. 



The smallest of the Humming-hird.s. (^Troch. Mini- 

 mus.') Enl. 276. 1 Edw. 105. Vieil. 64. 



Of a grey violet, and as large as a bee. 

 And one other, on the contrary, because its size 

 exceeds that of the rest of the genus. 



• Orthor. Cora Less, and Garu. 



