BlEDS OF NORTH AND MIDDLE AMERICA. 199 



Toxostoma bendirci Richmonu, Auk, xix, Jan.. 1902,^89, in text. — Amerkwn 

 Ornithologists' Union Committee, Auk, xix, 1902, 328. — Grinnell (J.), 

 Pacific Coast Avifauna, no. 3, 1902, C7 (Agua Caliente and Warrens Wells, 

 s. e. California).— Bailey (Florence M.), Handb. Birds W. U. S., 1902, 439. 



[ToxostoiHd] Ix'tidirci Sharpe, Hand-list, iv. 1904, 107. 



TOXOSTOMA CURVIROSTRE CURVIROSTRE (Swainson). 

 CURVE-BILLED THRASHER. 



Adults ill spring and summer. — Above plain brownish gray (drab- 

 gray) ; middle and greater wing-coverts narrowh^ tipped with w hite, 

 forming two narrow, sometimes indistinct (rarely obsolete) bands; 

 outer webs of alulae edged terminally with white; lateral rectrices 

 abruptly tipped with white, this broader on inner web (about 8-13 

 mm. wide on that of outermost rectrix) ; superciliary region and auric- 

 ular region somewhat lighter gray than upper parts, the latter usually 

 finely and indistinctly streaked with white; malar region dull white, 

 more or less flecked with gr&j; under parts buffy white, deepening 

 into pale brownish buff on flanks, anal region, and under tail-coverts, 

 the chest, breast, and upper abdomen spotted with pale brownish 

 gray, the sides nearly uniformly this color; bill blackish or dusky, the 

 lower basal portion of mandible more or less distinctly paler; iris 

 orange or orange-yellow ; legs and feet horn color (in dried skins) . 



Adults in, autumn and winter. — Similar to the spring and summer 

 plumage, but gray of upper parts deeper and less brownish (between 

 drab-gray and smoke gray) , and spots on under parts larger and deeper 



gray. 



Young. — Essentially like adults, but upper parts browner, middle 

 and greater w4ng-coverts narrowly tipped with grayish buffy instead 

 of white, terminal spot of lateral rectrices confined to inner web, much 

 less sharply defined, and pale grayish bufi^y instead of white, and 

 markings on under parts more longitudinal or streak-like. 



Adult male. —Lengih. (skins), 236-272 (259); wing, 102-113 

 (107.9); tail, 105.5-113 (109.5); exposed culmen, 27-32 (29.5); 

 tarsus, 32-35 (33.1); middle toe, 22.5-25.5 (24).° 



Adult female. ^lje:ag\\\ (skins), 230-263 (245); wing, 98.5-113 

 (104.9); tail, 99-113.5 (104.3); exposed culmen, 27.5-29.5 (28.6); 

 tarsus, 31.5-35 (33); middle toe, 22.5-25 (23.8).« 



Rio Grande Valley of Texas (Cameron, Hidalgo, Starr, Zapata, 

 Webb, and Maverick comities), southern Gulf coast of Texas (Nueces, 

 San Patricio, and Refugio counties), and eastern New Mexico (north 

 to San IMiguel County) southward over Mexican plateau eastward of 

 the Sierra Madre, through States of Tamaulipas, Nuevo Leon, Coa- 

 huila (Sabinas), San Louis Potosi (Ramos), Chihuahua (Santa Rosalia; 

 Colonia Garcia; Chihuahua City), Durango (Durango City; El Salto; 



a Ten specimens. 



