TROGON. 275 



Family TROGONIDiE.— The Trogons. (Page 271.) 



Genera. 



a}. Middle wing-coverts and upper tail-coverts normally developed, blended ; head 



not crested nor "horned" Trogon. (Page 275.) 



r/'. Middle wing-coverts and upper tail-coverts unusually developed, more or less 

 lanceolate or falcate, with very distinct outlines ; head crested or " horned." 



¥. Head with a bushy or compressed crest Pharomachrus} 



¥. Head with slender ear-tufts Euptilotis? 



Genus TROGON Linn^us. (Page 275, pi. LXXXI., fig. 1.) 



Species. 



Common Characters. — -Adult males: Back, scapulars, rump, and middle tail- 

 feathers metallic green, sometimes varied with blue or coppery, the middle tail- 

 feathers tipped with opaque black ; wing-coverts grayish, in some species finely 

 undulated with white; breast, belly, and under tail-coverts fine red or yellow, bor- 

 dered anteriorly by a white band across breast. Adult females similar to males, but 

 metallic hues of back, etc., rejalaced by plain grayish or brownish. 



a^. Under parts red ; females and young brown above. 



6^ Inner webs of outer tail-feathers chiefly white, more or less barred with 

 dusky or black, in both sexes. 

 &. Adult male : Crown, occiput, hind-neck, back, scapulars, rump, and upper 

 tail-coverts rich metallic bronzy green, varying to golden or coppery 

 bronze (the rump and upper tail-coverts always more green than 

 the back — sometimes pure green) ; middle tail-feathers deep metallic 

 bronze, varying to rich copper-color, broadly tipped with black; 

 wings (except primaries) delicately undulated with white and black, 

 the two colors in nearly equal amount ; quills dusky, with outer 

 webs chiefly grayish white ; forehead, lores, sides of head, chin, and 

 throat, dull opaque black ; chest metallic greenish or coppery bronze, 

 like back ; a pure white band across breast ; behind this, all the 

 lower parts pure scarlet-vermilion ; exposed portion of outer tail- 

 feathers white, with a broad terminal space immaculate, but rest, 

 on both webs, irregularly and narrowly barred, or marked with 

 zigzag lines, .of blackish. Adult female : Metallic colors of male 

 replaced by light grayish brown, becoming more rufescent (some- 

 times cinnamon-rufous) on middle tail-feathers ; forehead, sides 

 of head, and throat, dull grayish ; outer tail-feathers much more 



1 Pharomachrus De LA LlAVE, Registro Trimestre, i. num. 1, 1832, 48. Type, P. mocinno De la Llave. 

 One Mexican species {P. mocinno), the magnificent Quetzal, or royal bird of the Aztecs. 

 * Euptilotie Gould, Men. Trog. pt. i. 1858, pi. vi. Type, Trogon neoxenus Gould. 



