GREEN-TAILED TOWHEE 561 



Distribution 



Range. — Washington and Montana to central Mexico. 



Breeding range. — The green-taUed towhee breeds from southwestern 

 and central Oregon (Onion Mountain, Wheeler County), southeastern 

 Washington (Blue Mountains), southern Idaho, southwestern Mon- 

 tana (18 miles northwest of Dillon), and northwestern, central, and 

 southeastern Wyoming (Yellowstone Park, Wheatland) south through 

 the interior mountains to southern California (San Jacinto Moun- 

 tains), southern Nevada (Charleston Mountains), central Arizona (San 

 Francisco Mountains, White Mountains), and southern New Mexico 

 (Black Mountains, Sacramento Mountains) . 



Winter range. — Winters from southern California (I^os Angeles, 

 casually), southern Arizona (Fort Mohave, Gila River Valley), and 

 western and southern Texas (Sierra Blanca, Brownsville) south to 

 southern Baja California (San Jose del Cabo), Jalisco, Guanajuato 

 (Guanajuato), Morelos (Cuernavaca), Nuevo Le6n (Galeana), and 

 Hidalgo (Metztitldn) ; occasionally north to central California 

 (Marysville) ; in migration to western Kansas and western Oklahoma 

 (Cimarron County). 



Casual records. — Casual north to Saskatchewan (Dollard, Tregarva), 

 Wisconsin (Prescott), and Quebec (Portneuf County), and east to 

 Massachusetts (6 locaHties), New Jersey (Englewood, Newton, 

 Whitesville), Delaware (Wilmington), Virginia (Bowers Hill), South 

 Carolina (Mount Pleasant), Georgia (Rome), Tennessee (Elizabeth- 

 ton), and Louisiana (Cameron Parish). 



Migration. — Early dates of spring arrival are: New Mexico — ^Los 

 Alamos, April 27 (median of 7 years, May 6). Wyoming — Laramie, 

 April 30 (average of 7 years, May 11). Idaho — Paris, April 26. 

 Montana — Bozeman, May 17. California — Twin Oak, April 23; 

 Cabezon, May 13. Nevada — Carson City, April 25. Oregon — 

 Powder River Mountains, April 10. 



Late dates of spring departure are: Georgia — Rome, April 27. 

 Wisconsin — Prescott, May 10. Texas — Frijole, May 1; Fort Davis, 

 April 10. Oklahoma — Guymon, May 16. Arizona — Tucson, May 

 16. 



Early dates of fall arrival are: Arizona — Fort Whipple, September 

 15. Texas — Sinton, September 26. New Mexico — Los Alamos, 

 October 4. 



Late dates of fall departure are: Oregon — Rogue River VaUey, 

 September 23. Nevada — Humboldt Valley, September 16. Califor- 

 nia — Pinecrest, September 15. Montana — Bozeman, October 3. 

 Wyoming — Laramie, December 15 (average of 5 years, September 26). 

 Colorado — ^Beulah, October 23. 



