BIEDS OF NORTH AND MIDDLE AMERICA. 741 



latter forming a distinct ascending point; gonys much more than half 

 as long as mandibular rami, the distal width of the interramal space 

 about equal to its length. Nostril oval (narrower anteriorly), longi- 

 tudinal, overhung by a broad operculum. Rictal bristles minute or 

 obsolete, but feathers of loral, malar, and mental antise with distinct 

 antrorse bristl}^ tips, those of the chin more slender and strongly 

 recurved; loral feathers normal; feathers on sides of occiput (supra- 

 auricular region) elongated, very slender, forming a narrow, filamen- 

 tous tuft; middle wing-coverts very large, very broadly rounded; 

 upper tail-coverts elongated, distinctl}^ outlined, those of the adult 

 male reaching to be3^ond middle of tail, broadly rounded terminally. 

 Seventh primary longest, the sixth a little shorter, the tenth less than 

 half as long as seventh. Tail shorter than wing, graduated for more 

 than one-third its length, the rectrices rounded at tip, the lateral 

 ones perceptibl}'' narrowing termmally; tarsus decidedly shorter than 

 longest toe, feathered for upper portion. 



Coloration. — Chest and upper parts, including wing-coverts, metallic 

 green, the middle rectrices glossy blue-black, the remiges slaty; 

 lateral rectrices broadly tipped with white; breast, abdomen, and 

 under tail-coverts red ; adult female similar, but with head and chest 

 slate-grayish. 



Range. — ^Mountains of northwestern Mexico. (Monotypic.) 



LEPTUAS NEOXENUS (Gould). 



EAREB TROGON. 



Adult male. — Pileum dark metallic bronze-green or greenish bronze; 

 rest of head, including chin and throat, dull black, faintly glossed 

 (except on lores) with bluish; back, scapulars, and broad tips to 

 wing-coverts bright metallic green to greenish bronze, passing into 

 bright bluish green on rump and upper tail-coverts; six middle rec- 

 trices and basal portion of lateral rectrices dark metallic blue, the 

 three lateral pairs of rectrices broadly tipped with white, this occu- 

 pying the terminal third (approximatel}^ on outermost rectrix; 

 remiges and greater and primary wing-coverts slate-blackish, the 

 greater coverts and secondaries (especially the former) more or less 

 distinctly margined (narrowly) with metallic green, the outer webs of 

 primaries (excei)t innermost) more grayish, passing into grayish 

 white basall}"; middle and lesser wing-coverts abruptly slate-blackish 

 basally, this largely exposed; chest bright metallic bronze-green, 

 passing into a more bluish hue toward blackish of throat; rest of 

 under parts bright, pure red (geranium red), the thighs dark slate 

 color; bill bluish gray for basal half or more, blackish terminally; 

 feet horn color or dusk}^ (in dried skins); length (skins), 320-351 

 (332); wing, 181-200 (191. G); tail, 161-179.5 (171.2); culmen, 



