276 NORTH AMERICAN lilRDS. 



coarsely and regularly barred with black. Young viale : Head, neck, 

 and chest dull brownish gray, paler on chin, browner on chest and 

 occiput, almost black on lores, beneath eyes, and terminal portion 

 of ear-coverts; an orbital ring (interrupted on middle portion of 

 upper eyelid and anterior half of lower lid), and broad oblique bar 

 across middle portion of ear-coverts, white ; back and scapulars 

 grayish brown, becoming more russet on lower back, rump, and 

 upper tail-coverts; middle, and many of lesser, wing-coverts buffy 

 ■white, bordered with black, producing conspicuous large spots; 

 greater wing-coverts and tertials pale grayish brown, finely sprinkled 

 with dusky, and tipped with a large s])ot of buffy white ; lower parts 

 grayish white, the breast and upper belly coarsely spotted or mottled 

 ■with brownish gray; tail much as in adult female. Length about 

 11.25-12.00, wing 5.10-5.50, tail 6 50-7.20. Hab. Central and northern 

 Mexico, north to southern Texas (lower Rio Grande Valley) and 

 southern Arizona. 



389. T. ambiguus Goti.d. Coppery-tailed Trog^on. 

 c^. Adult male: Similar to same sex of T. ambiguus, but upper parts bronzy 

 green, the middle tail-feathers golden green, wings rather more 

 coarsely undulated, and outer tail-feathers more broadly and regu- 

 larly barred with black. Adult female : With black bars on outer 

 tail-feathers broader and less numerous (?). Length about 12.00, 

 ■wing 5.00-5.30, tail 7. JIab. GuatcnuUa, southern Mexico, aud Sal- 

 vador (Libertad). 



T. elegans Gould. Elegant Trogon.' 

 P. Inner ■webs of outer tail-feathers uniform black, or black narrowly barred 



■with white, in adult males, destitute of bars (except sometimes — in T. 



fuella — a terminal white and narrower subterminal black bar). 

 c*. Adult male: Upper parts and chest pure metallic green, more bronzy 

 on back; wings very minutely zigzagged and freckled with white, 

 the markings hardlj- distinguishable at a little distance ; quills with- 

 out whitish edgings; outer tail-feathers entirely black, except the 

 very broad and abrupt white tip. Adult female: Outer web of outer 

 tail-feathers broadlj- barred with black and white, the inner web 

 chiefly uniform Ijlack, without any bars. Length about 12.00, wing 

 5.50-0.00, tail 7.40-7.50. Hab. Guatemala to northern Mexico (Chi- 

 huahua) T. mexicanus Swains. Mexican Trogon.' 



c*. Adult male: Upper parts and chest bronzy green, as in T. me.ricanus; 

 ■n-ings very distinctly undulated with white, the quills edged with 

 the same ; outer tail-feathers distinctly but narrowly barred across 

 both webs with white, and rather narrowlj- tipped with the same. 

 Adult female : Outer web of outer tail-foathcvs plain white, some- 



1 Tmjnn ch'jnnn Oori.n, P. Z. P. 1S34, 28. 



' Tioijmi mfjiriinin SwAixs., Pbiloi. Mag. n. 8. i. 1S27, 440. 



