SYNOPSIS OF THE TROCHILLLXE. 169 



II. SUB-FAM. CYNANTHUS. Bill straight, or very 

 slightly curved. Tail very long, forked. 



PL. V. VOL. I 1. C. COLUBRIS, Northern Humming- Bird. 

 The Red-throated Humming-Bird, Edw. Hum- 

 ming-Bird, Wilson's N. A. Ornith. Northern Hum- 

 ming-Bird, N. Zoo/. Above, brilliant green ; beneath, 

 white, greenish upon the flanks ; throat with a ruby 

 gorget, varying with the light to brilliant red. In- 

 habits N. America. 



PL. XIV. VOL. II. 2. C. LUCIFER, Blue-throated Hum- 

 ming-Bird. Cynanthus lucifer, Swains. Ornismya 

 cyanopogon, Less. Col. ix. Above brilliant green ; be- 

 neath white ; flanks dashed with yellowish ; throat 

 with a gorget of violet feathers, which can be raised 

 and expanded at pleasure. Inhabits Mexico. 



PL. IX. VOL. II. 3. C. AMETHYSTINUS, Amethystine 

 Humming-Bird Linn., Lath. Ornismya amethy- 

 stina, Less. Col. xlvii. Above golden-green ; beneath 

 greyish- white ; throat with a violet gorget, succeeded 

 on the breast with a pure white band; tail deeply 

 forked. Inhabits Guiana. 



4. C. AMETHYSTOIDES, Little Amethystine Humming- 

 Bird. Le petit Amethyste, Ornismya amethystoides, 

 Less. Col. xxv., xxvi., xxvii. Length only 2 inches ; 

 upper parts golden-green ; under parts greyish ; gor- 

 get amethystine-red, succeeded by a collar of grey. 



Inhabits = 



Distinguished from the last by its less size and the colour of 



mine gorget. In the female and young of both the tail is 

 rounded. 

 II. VOL. II 5. C ? ORTHURA, Even-tailed Amethy- 

 stine Humming-Bird. L'Amethystoide a queue gale, 

 Less. Troch. xvviii. & xxix. Above, golden-green ; 



