BIRDS OF NORTH AND MIDDLE AMERICA. 765 



/. Loral, orbital, auricular, and malar regions, chin, and throat, black; 

 lateral rectrices regularly barred with black and white; maxilla 

 yellow, like mandible. 



Trogonurus personatus, adult female (extralimital). 



ff. Loral, orbital, auricular, and malar regions, chin, and throat, dull 



brownish or dusky grayish; lateral rectrices without regular bars; 



maxilla mostly black. 



(J. Loral, orbital, and auricular regions, etc., dusky grayish; white tip to 



lateral rectrices narrow.. Trogonurus puella, adult female (p. 776). 



gg. Loral, orbital, and auricular regions, etc., dull brownish; white tip 



to lateral rectrices broad. 



Trogonurus coUaris, adult female (extralimital). 

 d. Posterior under parts orange, orange-red, or salmon-pinkish. (Trogonwrus 

 aurantiivcntris.) 

 c. Posterior under parts light reddish orange. 



Trogonurus aurantiiventris aurantiivcntris, adult female (p. 779). 

 cc. Posterior under parts salmon-pink. 



Trogonurus aurantiiventris underwoodi, adult female (p. 780). 

 cc. Posterior under parts yellow. .Trogon curucui tenellus, adult female (p. 781). 



TROGONURUS MEXICANUS (Swainsonj. 



MEXICAN TROGON. 



Adult male. — Above bright metallic green, bronze-green, or bronze, 

 the middle pair of rectrices metallic green or bluish green, abruptly 

 tipped with black; mngs dark slaty or slate-blackish, the wing- 

 coverts and secondaries finely vermicidated with grayish white; 

 tail (except middle pair of rectrices) black, the three outer pairs of 

 rectrices broadly and abruptly tipped with white; loral, orbital, 

 auricular, and malar regions, chin, and throat dull black or slate- 

 black; chest metallic green or bronze-green, bordered posteriorly by 

 a broad bar or band of white across upper breast; rest of under 

 parts pure red (geranium red), the thighs slate-black; bill yellow; 

 feet brownish (in dried skins); length (skins), 275-313 (292); wing, 

 138.5-152 (145.6); tail, 165.5-190 (179.9); culmen, 15.5-17.5 (16.5); 

 tarsus, 15-16 (15.3); inner anterior toe, 14-15 (14.3)." 



Adult female. — General color of upper parts brown (nearly raw 

 umber to more grapsh brown — rarely hair brown), the middle pair 

 of rectrices mars brown or nearly russet, abruptly tipped with black 

 (more narrowly than in adult male), sometimes with a iiarrow sub- 

 terminal band of paler brown, cinnamomeous, or buffy; wing-coverts 

 and secondaries vermiculated with pale brown, or dull buffy, and 

 dusky; outer webs of primaries broadly edged with dull white, the 

 innermost with outer web wholly white (abruptly) basally; rectrices 

 (except middle pair) dull black, the three outer pairs broadly tipped 

 with white and with terminal half (more or less) of outer web white, 

 broadly barred with blackish, the terminal white on inner web 



« Sixteen specimens. 



