NO. 1271. REVIEW OF THE HORNED LAIiKS—<jBERHOLSER. 8()1 
G)'n<irtiph)cal dlxtrihuilon. — Extreme .southea.stern Arizona, the 
southwest corner of New Mexico, together with the Mexican States of 
Chihuahua, Coahuila and Durango. Nearl}^ or quite resident. 
I)r><eription. — Adult male in hi'eedi n<j pluinage. — Tj^pe, No. 165133, 
U.8.N.M., Biological Sur^^ey collection; Casas Grandes, Chihuahua, 
Mexico, May 13, 1899; E. W. Nelson and E. A. Goldman. Back and 
rump brownish cinnamon, the feathers with darker centers; occiput, 
cervix, bend of wing and upper tail-coverts pinkish vinaceous, tinged 
w^th cinnamon; wings and middle pair of tail-feathers fuscous, edged 
with color of liack; rest of tail brownish black, the outer pair of 
feathers margined with white; lores, cheeks, crown, horns and jugu- 
lum black; forehead, auriculars and superciliary stripe dull white 
washed with yellow; throat pale 3'ellow; sides and flanks cinnamon; 
rest of lower surface white, 
Adidt female in hreedliuj p>lumage. — No. 121:5:24, LT.S.N.M., San 
Diego, Chihuahua, Mexico, June 5, 1891. Upper surface sepia brown, 
streaked with Inifl'y, this little evident on back; cervix, bend of wing 
and upper tail-coverts cinnamon, the first streaked with dusk}^; wings 
fuscous, edged with paler; tail, excepting the two middle feathers, 
blackish brown, the outermost feathers margined externally with 
white; sides of head brownish gra}', mixed with dark brown on cheeks; 
forehead and superciliary stripe white; throat pale yellowish; narrow 
jugular crescent black; sides washed with cinnamon, and obscurely 
streaked with dusky; remainder of lower surface white. 
Adult male In lointei' 2)huna<j<'. — No. 163961:, U.S.N.M., Biological 
Survey collection; Parral, Chihuahua, September 12, 1898; E. W. 
Nelson and E. A. Goldman. Similar to the breeding male, but upper 
parts more pinkish and more grayish, the colors more blended; the 
whole head and throat suflused with yellow; the black areas obscured 
by paler tips; breast spotted with dusky. 
Adult female in vnntei' plumage. — No. 151860, U.S.N.M. ; Chi- 
huahua, Chihuahua, Mexico, October 19, 1888; M. Abbott Frazar. 
Similar to the summer dress of the same sex, but upper parts paler and 
more uniform, owing to the wide margins of all the feathers, which 
produce a blended efl'ect; cheeks and auriculars darker brownish; 
lireast tinged with bufl'y,and heavily, though obscurely, streaked with 
dusky. 
Young hi f rat plumage. — No. 124525, U.S.N.M., San Diego, Chi- 
huahua, Mexico, June 5, 1891. Back brownish cinnamon, spotted 
witli sepia and bufi'y; rump, head and cervix buffy ochraceous, 
marked with sepia and whitish; wings and two middle tail-feathers 
fuscous, edged with bufl'y and ochraceous; rest of tail dark brown, the 
outer webs margined with white; sides of head pale brownish gray, 
slightl}' mixed with dull brownish; jugulum tinged w'ith bufl", and 
sparingly spotted with bark brown; sides washed with bufi'y ; remainder 
of lower surface white. 
