HUMMING-BIRD. 357 



C. — Trochilus cristatellus, Ind. Orn. Sup. p. xxxix. 



Gilt-crested Humming-bird, Gen. Syn. Sup. ii. 171. Shaw's Zool. viii. 315. 



Length two inches and a half, Bill straight, black; general 

 colour of the plumage green ; the top of the head furnished with a 

 glossy, gilded, green crest; quills and tail black. 



The female is greenish brown above, and dusky white beneath, 

 with dusky spots on the breast. The nest is round, somewhat flat, 

 composed of pappose down, as in the greater part of the Genus. 



Inhabits South America, and appears to be a further Variety of 

 the All-green Species. 



84— AMETHYSTINE HUMMING-BIRD. 



Trochilus Amethystinus, Ind. Orn. i. 319. Gm. Lin. i. 496. Vieill. Am. ii. p. 74. 

 Oiseau-mouche Amethyste, Buf. vi. 16. Ois. dor. i. 115; 

 Petit Oiseau-mouche a Queue fourchue, PI. enl. 612. f. 1. 

 Amethystine Humming-Bird, Gen. Syn. ii. 787. Shaw's Zool. viii. 328. 



SIZE of the Red-throated Species. Upper parts of the body 

 green gold ; the under marbled with greyish white and brown ; 

 throat, and fore part of the neck, bright amethyst; but if viewed 

 from below appearing of a purplish brown ; wings rather short ; tail 

 forked. 



Inhabits Cayenne : it seems related to the Blue-fronted Species. 



85.— BLUE-HEADED HUMMING-BIRD. 



Trochilus cyanocephalus, Jnd. Orn. i. 319. Molin. Chil. 218. Id. Fr. Ed. 227. 



Gm. Lin. i. 496. 

 Oiseau-mouche cyanocephale, Ois. dor. i. 115. 

 Blue-headed Humming-Bird, Gen. Syn. Sup. ii. 172. 



THIS is said to be of the size of a Hazel-nut, but the tail is three 

 times the length of the body. The bill strait, pointed, and whitish ; 



