-32 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



on the outer edge with cinnamon-buff; rectrices as in adult but all tipped 

 with ashy buffy brown and pointed in shape ; auriculars, sides and lower 

 parts of the neck, and the breast dark isabelline buffy brown ; rest of under- 

 parts as in adult but more washed with cinnamon-buff. 



Downy young. — Forehead, crown, cheeks, and auriculars pale pinkish 

 buff' barred narrowly with dull sepia, the light interspaces much wider 

 than the bars, the crown, cheeks, and auriculars tinged with light buffy 

 cinnamon, and the coronal bars more or less confluent along the median 

 line forming a dark irregular spot ; occiput and hindneck fuscous washed 

 with sepia, the sides of neck and posterior part of hindneck cinnamon- 

 buff irregularly and incompletely barred with fuscous to dark sepia ; back, 

 wings, rump, and upper tail coverts sepia mottled, chiefly transversely, 

 with cinnamon-buff, the wings sepia edged with tawny cinnamon-buff; 

 chin and middle upper throat and all of abdomen, sides, and flanks white ; 

 the breast forming a broad band of cinnamon-buff between these white 

 areas ; thighs and vent washed with pale cinnamon-buff transversely 

 narrowly mottled with sepia. 



In some specimens the pinkish buff of the top and sides of the head is 

 replaced by pallid neutral gray, and all the brownish parts are slightly 

 washed with ashy. 



Adult fnale.—Wmg 197-219 (208.2) ; tail 222-255 (239) ; exposed 

 culmen 22-27 (25) ; tarsus 55-63 (60) ; middle toe without claw 44-51 

 (47.4 mm.). 23 



Adult female.— Wing 185-212 (196.6) ; tail 205-264 (225) ; exposed 

 culmen 19-26 (22.6) ; tarsus 49-63 (56.7) ; middle toe without claw 

 42-49 (44.4 mm.). 30 



Range. — Resident in the chaparral areas from Lower Rio Grande Valley 

 in Texas (Ringgold Barracks, Lomita Ranch, Hidalgo, Brownsville, and 

 Rio Grande City) ; south through Tamaulipas (Sierre Madre above 

 Ciudad Victoria, Aldama, Matamoros, Jimenez, Xicotencatl, and Rio 

 Pilon) to extreme northern Veracruz; and west to Nuevo Leon (Bo- 

 quilla) ; and southeastern San Luis Potosi (Valles). 



Type locality. — Boquilla, Nuevo Leon, Mexico. 



(?) [Penelope] vociferans Gmelin, Syst. Nat., i, pt. 2, 1788, 735 (Alexico; based 

 on Chacamel of Buflfon and Crying Curassow of Latham). 



(?) [Crax] vociferans Latham, Index Orn., ii, 1790, 625. 



(?) Crax vociferans Vieillot, Nouv. Diet. Hist. Nat., vi, 1816, 3. 



(?) Penelope vociferans Bonnaterre, Tabl. Encycl. Meth., 1791, 172. 



(?) Phasiamis chacamel Muller, Syst. Nat. Suppl., 1776, 125 (new name for Pene- 

 lope vociferans Gmelin). 



Ortalida vetula Lawrence, Ann. Lye. Nat. Hist. Ncav York, v, 1851, 116 (Texas). — 

 Baird, Rep. Stansbury's Expl. Great Salt Lake, 1852, 334 (Rio Grande, Tex.). — 



" Seven specimens from Texas and Tamaulipas, Nuevo Leon, and northern 

 Veracruz, Mexico. 

 ^ Ten specimens from Texas and Tamaulipas, Mexico. 



