250 CHECK-LIST OF NORTH AMERICAN BIRDS. 



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



Certhia albifrons Giraud, Sixteen Species Texas Birds, 1841, not paged 

 or numbered [17 (pi. viii)]. (Texas.) 



Range. — Lower Austral Zone of central western Texas, near the mouth of the 

 Pecos River, and on the northern part of the Mexican tableland from Nuevo 

 Leon to Zacatecas. 



Catherpes mexicanus conspersus Ridgway. Canon Wren. [717a.] 



Catherpes Mexicanus var. co7ispersus Ridgway, Amer. Nat., VII, No. 10, 

 Oct., 1873, 603. (Fort Churchill [Washoe Mountains], Nevada.) 



Range. — Upper and Lower Austral zones of the Great Basin and Rocky 

 Mountain region, from southern British Columbia, Idaho, and northern Colo- 

 rado south to northeastern Lower California, western Texas, Sonora, and 

 Chihuahua. 



Catherpes mexicanus punctulatus Ridgway. Dotted Wren. [7176.] 



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

 1882, 343 [f-'ept. 11]. (California north to San Francisco and the Cala- 

 veras River = Forest Hill, Placer Co., CaUfornia.) 



Range. — Transition and Upper Austral zones from southeastern Washington 

 and Oregon through California west of the deserts and throughout Lower 

 California. Casual in northwestern Washington. 



[An additional race of C. mexicanus occurs in southern Mexico.] 



Genus SALPINCTES Cabanis. 



Salpinctes Cabanis, Archiv fiir Naturg., XIII, Pt. i, 1847, 323. Type, 

 by subs, desig., Troglodytes obsoleta Say (Gray, 1855). 



Salpinctes obsoletus obsoletus (Say). Common Rock Wren. [715.] 



Troglodytes obsoleta Say, in Long, Exped. Rocky Mts., II, 1823, 4 (note). 

 (Northern part of Douglas Co., Colorado, near junction of Plum Creek 

 with South Platte River.) 



Range. — Breeds mainly in the Transition and Austral zones from southern 

 British Columbia, west-central Alberta, and west-central Saskatchewan south 

 to central Sonora, San Luis Potosi, and Zacatecas, and from the Pacific, in- 

 cluding the Farallon, Santa Barbara, and Los Coronados islands, peninsula of 

 Lower California and adjacent islands, east to western North Dakota, central 

 Nebraska (caisually Minnesota and western Iowa), and central Texas. Winters 

 in the southern part of its United States range and in Mexico. 



