ORDER PASSERES. 337 



a. [Catherpes mexicanus mexicanus. Extralimital.] 



6. Catherpes mexicanus albifrons (GIRAUD). White-throated Wren. [717.] 



Certhia albifrons GIRAUD, Sixteen Sp. Texas Birds, 1841, [31], pi. viii. 

 ("Texas.") 



RANGE. Lower Sonoran Zone of southwestern Texas, near mouth of Pecos 

 River, and northern part of Mexican tableland from Nuevo Leon to Zacatecas. 



c. Catherpes mexicanus conspersus RIDGWAY. Caflon Wren. [71 la.} 



Catherpes mexicanus var. conspersus RIDGWAY, Amer. Nat., VII, Oct., 

 1873, 603. (Fort Churchill, Washoe Mountains, Nevada.) 



RANGE. Upper and Lower Sonoran zones of Great Basin and Rocky 

 Mountain region from eastern California (Mono Lake), Nevada, and south- 

 eastern Colorado south to Lower California, western Texas, Sonora, and 

 Chihuahua. 



d. Catherpes mexicanus punctulatus RIDGWAY. Dotted Canon Wren. [7176.] 



Catherpes mexicanus punctulatus RIDGWAY, Proc. U. S. Nat. Mus., V, 

 1882, 343. (Forest Hill, Placer Co., California.) 



RANGE. Upper and Lower Sonoran zones of southeastern Washington 

 (Snake River Canon), Oregon, and west central Idaho south to Kern and 

 Riverside counties, California. 



GENUS THRYOTHORUS VIEILLOT. 



Thryothorus VIEILLOT, Analyse, 1816, 45, 70. Type, by subs, desig.. 

 Troglodytes arundinaceus VIEILLOT (part) = Sylvia ludoviciana LATHAM 

 (Baird, 1858). 



Thryothorus ludovicianus (LATHAM). 

 RANGE. Eastern United States and northeastern Mexico. 



a. Thryothorus ludovicianus ludovicianus (LATHAM). Carolina Wren. [718.] 

 Sylvia ludoviciana LATHAM, Index Orn., II, 1790, 548. (Louisiana.) 



RANGE. Eastern United States. Breeds in Carolinian and Austroriparian 

 zones from southeastern Nebraska, southern Iowa, Ohio, southern Pennsyl- 

 vania, and lower Hudson and Connecticut valleys south to central Texas (west- 



