202 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Mcthriopierus curvirostris ocddentalis Ridoway, Proc. U. S. Nat. Mu8., v, June 5, 

 1882, 9 (Mazatlan, Sinaloa, w. Mexico; coll. U. S. Nat. Mus.). 



H[arporhyncJius] curvirostris occidehtalis Ridgway, Man. N. Am. Birds, 1887, 545. 



Harporhjnclms curvirostris ocddentalis Lantz, Trans. Kans. Ac. 8ci., for 1896-97 

 (1899), 223 (Altata and Culiacan, Sinaloa). 



[Toxostoma] orridrntalc Sharpe. Hand-list, iv. 1908. 107. 



TOXOSTOMA CURVIROSTRE MACULATUM (Nelson). 

 SPOTTED THRASHER. 



Similar to T. c. occidentale, but smaller ( only slightly larger than 

 T. c. curvirostre) , lateral rectrices not abruptly tipped with white (in 

 this character agreeing with T. c. palmeri) or else with the white tip 

 much reduced in extent, lighter color of under parts more strongly 

 l)ufi'y, and chest more strongly shaded with brownish gray. 



Advlt male.— Length (skins), 240-272 (256) ; wing, 1 05-1 12 ( 108.4) ; 

 tail, 107-122 (114); exposed culmen, 27-31.5 (30.2); tarsus, 32.5-35 

 (33.6); middle toe, 22-25.5 (23.9).° 



Advit Jhnale.— Length (skins), 240-252 (248); wing, 100.5-103.5 

 (102); tail, 110-114.5 (111.8); exposed culmen, 28.5-30.5 (29.7); 

 tarsus, 32-34.5 (33); middle toe, 23-24 (23.5).^ 



Northwestern Mexico, in southern Sonora (Alamos; Camoa; Guay- 

 mas) and southwestern Chihuahua (Batopilas). 



Harporhynchus palmeri (not Harporhynchiis curvirostris var. palmeri Cones) Beld- 

 iNG, Proc. U. S. Nat. Mus., vi, 1883, 343 (Guaymas, Sonora). 



(?) Harporhynchus curvirostris (not Orpheus curvirostris Swainson) Lantz, Trans. 

 Kans. Ac. Sci. for 1896-97 (1899), 223 (Florido, Sonora). 



Harporhynchus curvirostris maculatusl!^^\jS.oii , Kuk, -x.\'\\, July, 1900, 269 (Alamos, 

 Sonora; coll. U. S. Nat. Mus.). 



[Toxostoma\ maculatum Sharpe, Hand-list, iv, 1903, 107. 



TOXOSTOMA CURVIROSTRE PALMERI (Coues). 

 PALMER'S THRASHER. 



Similar to T. c. maculatum, but fulvous of under tail-coverts, etc., 

 paler (pinkish buff to pale dull ochraceous-buff), breast, etc., usually 

 less distinctly spotted (sometimes nearly uniform). 



Adult male. —Length (skins), 253-280 (267); wing, 106.5-116 (111); 

 tail, 113-123 (119.3); exposed culmen, 29.5-33.5 (32.1); tarsus, 30-35 

 (33.1); middle toe, 22.5-25 (24).*= 



Adult female.— Length (skins), 250-266 (258); wing, 99-115.5 

 (108.9); tail, 108-125 (118.5); exposed culmen, 28.5-32.5 (31); tar- 

 sus, 32-35.5 (33.5); middle toe, 22.5-25.5 (23.9).*^ 



Southern Arizona (north to about 50 miles northwest of Phoenix), 

 southwestern New Mexico (Grant County), northwestern Chihuahua 

 (Nacory), and northern Sonora (El Plomo, breeding; Batamotal; 

 Magdalena; PosodeLuis; Sonoyta; Oputo; Altar). 



a Nine specimens. b Three specimens. cTen specimens. 



