SYNOPSIS OF THE TROCHILIDiE. 
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, IF’iTsow’s N. A. Orniih. Northern Hum- 
ming-Bird, iV. ZooU 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. luciper, Blue-throated Hum- 
ming-Bird. — ^Cjmanthus lucifor, 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. AMETHTSTiNUS, 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. — Lc petit Amethyste, Ornismya amethystoides. 
Less. Col. XXV., xxvi., xxvii. Length only 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 
the gorget. In the female and young of both the taU is 
rounded. 
Pl. VIII. VoL. II. — 5. C ? ORTHI7RA, Even-tailed Amethy- 
stine Humming-Bird.— L’Amethystoide a queue ^gale. 
Less. Troch. xvviii. & xxix. Above, golden-green ; 
