TROCHILUS (THALURANIA) VERTICEPS, GouLp. 
Tuts Humming Bird was sent by post from Quito to Mr, Gould, 
by Professor William Jameson, March, 1851, but without remark. 
Mr, Gould considers it new, and has sent us the following descrip- 
tion. It is similar in every respect to 7’. columbiana, except that 
it is capped with green instead of blue, and that it is a trifle 
larger in size. 
“Forehead and anterior part of the head occupied by a round spot 
ILLUSTRATIONS OF ORNITHOLOGY. 
Aprin, 1851, Pu. LXXI. 

of-shining green; throat and breast also shining green ; back of the 
head, neck, back, rump, and upper tail-coverts, dark glossy green, 
washed with bronze on the back of the neck; shoulders metallic 
blue passing into green; wings purplish-black ; tail greenish-black, 
and considerably forked; abdomen dark glossy blue; under tail- 
coverts greenish-blue margined with white; tarsi clothed with gray- 
ish-white feathers; bill black ; feet fleshy-brown.” 
Total length, 43 inches; bill, }; wing, 23; tail, 1]. 
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