ORDER PASSERES. _ 337 
a. [Catherpes mexicanus mexicanus. [xtralimital.] 
b. Catherpes mexicanus Albifrons (Giraup). White-throated Wren. [717.] 
Certhia albifrons Giraup, Sixteen Sp. Texas Birds, 1841, [31], pl. viii. 
(“Texas.’’) 
Ranae.— 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 conspérsus Ripaway. Caiion Wren. [717a.] 
Catherpes mexicanus var. conspersus Rrpaway, Amer. Nat., VII, Oct., 
1873, 603. (Fort Churchill, Washoe Mountains, Nevada.) 
Rance.— 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 Ripcway. Dotted Cafion Wren. [717] 
x7 
Catherpes mexicanus punctulatus Ripaway, Proc. U. S. Nat. Mus., VY, 
1882, 343. (Forest Hill, Placer Co., California.) 
Rance.— Upper and Lower Sonoran zones of southeastern Washington 
(Snake River Cafion), Oregon, and west central Idaho south to Kern and 
Riverside counties, California. 
GrENus THRYOTHORUWS VIEILLOT. 
Thryothorus Vie1tuoT, Analyse, 1816, 45, 70. Type, by subs. desig.. 
Troglodytes arundinaceus V1E1LLot (part) = Sylvia ludoviciana LATHAM 
(Baird, 1858). 
Thryothérus ludovicianus (LaTHam). 
RanGceE.— Eastern United States and northeastern Mexico. 
a. Thryothorus ludovicianus ludovicianus (LarHam). Carolina Wren. [718.] 
Sylvia ludoviciana Laruam, Index Orn., II, 1790, 548. (Louisiana.) 
Rance.— 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- 
