ORDER PASSERIFORMES. 275 



Vireo griseus micrus Nelson. Rio Grande Vireo. [631c.] 



Vireo novchoracensis micrus Nelson, Auk, XVI, No. 1, Jan., 1899, 30. 

 (Victoria, Tamaulipas, Mexico.) 



Range. — Rio Grande Valley, Texas, south to Tamaulipas, Nuevo Leon, and 

 San Luis Potosl. 



Vireo huttoni huttoni Cassin. Button's Vireo. [632.] 



Vireo Huttoni Cassin, Proc. Acad. Nat. Sci. Phila., V, No. 7, Dec, 1850- 

 Feb., 1851 [June 30, 1851], 150 (pi. 10, fig. 1). (Monterey, California; 

 Georgilam [Georgetown], California = Monterey.) 



Range. — Pacific coast strip (Transition and Upper Austral zones) from ex- 

 treme southern British Columbia (chiefly Vancouver Island) south through 

 Washington, Oregon, and California west of the high Sierra, to about lat. 30° 

 in northwestern Lower California. 



Vireo huttoni Stephens! Brewster. Stephens's Vireo. [632a.] 



Vireo huttoni stephensi Brewster, Bull. Nuttall Orn. Club., VII, No. 3, 

 July, 1882, 142. (Morse's Well, Chiricahua Mountains, Arizona.) 



Range. — Southern Arizona to central western Texas and south to Tamauli- 

 pas, Chihuahua, Zacatecas, and Nayarit. 



Vireo huttoni cognatus Ridgway. Frazar's Vireo. [632d.] 



Vireo huttoni cognatus Ridgway, Proc. Biol. Soc. Wash., XVI, No. 28, 

 Sept. 30, 1903, 107. (Sierra de la Laguna, Lower California.) 



Range. — Cape district of Lower California, in the Upper Austral Zone. 



Vireo belli belli Audubon. Bell's Vireo. [633.] 



Vireo Bellii Audubon, Birds Amer. (octavo ed.), VII, 1844, 333 (pi. 485). 

 (Near St. Joseph, Missouri.) 



Range. — Breeds in Austral zones from northeastern Colorado, southern 

 South Dakota, northern lUuiois, and northwestern Indiana to eastern Texas 

 and Tamaulipas. Winters from Mexico to northern Nicaragua. Accidental 

 in New Hampshire and Michigan. 



Vireo belli medius Oberholser. Texas Vireo. [6336.] 



Vireo bellii medium Oberholser, Proc. Biol. Soc. Wash., XVI, No. 8, 

 Feb. 21, 1903, 17. (BoquiUas, Texas.) 



Range. — Southwestern Texas (Presidio, Brewster, and Kinney counties) 

 south to Coahuila and Guanajuato, central Mexico, and Guatemala. 



