ORDER PASSERIFORMES. 333 



Pipilo fuscus aripolius Oberholser. San Pablo Towhee. [5916'.] 



Pipilo fuscus aripolius Oberholser, Condor, XXI, No. 5, Sept. 30, 1919, 

 210. (San Pablo, Lower California.) 



Range. — Middle portion of the Lower California ])eninsula. 



Pipilo fuscus albigula Baird. San Lucas Towhee. [591a.] 



Pipilo albigula Baird, Proc. Acad. Nat. Sci. Phila., [XI] 1859, sig. 21-23, 

 Oct.-Nov., 1859 [Jan. 12, 1860], 305. (Cape St. Lucas, Lower Califor- 

 nia.) 



Range. — Cape region of Lower California. 



Pipilo fuscus mesoleucus Baird. Canon Towhee. [591.] 



Pipilo mesoleucus Baird, Proc. Acad. Nat. Sci. Phila., VII, No. 3, May- 

 June, 1854 [July 3], 119. (Bill Williams Fork [ = Big Sandy, just 

 south of lat. 35° N.], Arizona.) 



Range. — LTpper Austral Zone from west-central Arizona and southeastern 

 Colorado south to northeastern Sonora and western Texas. 

 [An additional race of P. fuscus occurs in Mexico.] 



Pipilo aberti Baird. Abert's Towhee. [592.] 



Pipilo aberti Baird, in Stansbury, Rep. Exped. Utah, 1852, 325. (New 

 Mexico.) 



Range. — Lower Austral Zone from southeastern California (Colorado River 

 valley and delta), southern Nevada, and southwestern Utah to northeastern 

 Lower California, northwestern Sonora, southern Arizona, and southwestern 

 New Mexico. 



Genus CALAMOSPIZA Bonaparte. 



Calamospiza Bonaparte, Geog. and Comp. List, 1838, 30. Type, by 

 monotypy, Fringilla bicolor J. K. Townsend = Calamospiza tnelano- 

 corys Stejneger. 



Calamospiza melanocorys Stejneger. Lark Bunting. [G05.] 



Calamospiza melanocorys Stejneger, Auk, II, No. 1, Jan., 1885, 49. New 

 name for Fringilla bicolor Townsend nee Linnaeus. (Plains of the 

 Platte river [Nebraska].) 



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

 Alberta, southern Saskatchewan, and southwestern Manitoba south to south- 

 eastern New Mexico and northwestern Texas, and east to eastern Nebraska and 

 west-central Minnesota. Winters southward from southern Texas and south- 

 ern Arizona, as far as Sonora, Guanajuato, and Zacatecas on the Mexican 



