TROCIIILID^ — TROCHILINJE : HUMMING-BIRDS. 
467 
gloss in some lights, and upper tail- coverts somewhat shaded with reddish. Metallic gorget of 
great extent, reaching fairly on the breast, glittering green when viewed with the hill of the 
bird pointing toward the observer, dusky-green when seen in the opposite direction. Less 
scintillating and more golden-green feathers extend a 
little farther on the breast and sides, and most of the 
under wing-coverts are similar. Belly and under tail- 
coverts dull rufous or pale cinnamon j flocculent snowy- 
white patches on the flanks. Wings blackish, with 
purple and violet lustre. Tail large, forked about one- 
third of an inch ] color intense chestnut, having even a 
purplish tinge when viewed below, the middle feathers 
glossed with golden -green, especially noticeable at their 
ends, and all the rest tipped and edged for some distance 
from their ends with dusky. Length 4.00 or more ; 
extent 5.50; wing 2.30; tail 1.50 ; bill 0.90. Lower 
Rio Grande of Texas to Yucatan. 
L43. I' ACHE. (Gr. 'Iax?7, lache, a proper name. Fig. 
316.) Circe Hummers. Near Amazilia; with broad 
and not perfectly straight bill longer than head, reddish 
at base, and frontal feathers covering the nasal scale ; 
the supranasal groove very distinct. Tail ample, forked, 
with broad obtuse feathers; no wing- or tail-feathers 
peculiar in shape. Tarsi feathered. Sexes unlike in 
color. 
421. I. latiros'tris. (Lat. latus, broad; rostrum, beak.) 
Circe Humming-bird. $ : Above and below glit- 
tering green ; more 
golden above, more 
emerald below ; throat 
sapphire - blue ; tail 
steel-blue-black, the 
feathers tipped with 
gray; flanks and un- 
der tail-coverts white. 
Bill reddish, tipped 
with black. Length 
nearly 4.00 ; wing 
2.00-2.25 ; tail 1.30, forked 0.35; bill 0.80. ? above 
like ^ , but middle tail-feathers bronzy-green ; others 
bronzed at base, then broadly bluish, then white-tipped. 
Under parts dark gray. Easily recognized among our 
species by the special coloration, as described, and by 
the peculiarities of the bill ; in all our genera excepting 
lache, Amazilia and Basilinna, the nasal scale is fully 
covered by the extensive frontal feathers. Arizona and 
Mexico. 
Fig. 316. — Circe Humming-bird, 
cf , nat size. (From Elliot. ) 
Fig. 317. — Paradise Trogon, or Quesal 
(Pharomacrus mocinno), (f, 9, (From 
Michelet.) 
4. Suborder CUCULIFORMES : Cuculiform Birds. 
The nature of this large group has been indicated on the preceding page (446). 
