328 BULLETIN 2 03, UNITED STATES NATIONAL MUSEUM 



a rule only one. In 1933, I saw the last of these warblers on the 

 Sierra de Tecpan on March 29, and recorded the first fall arrival on 

 September 13, when four individuals were seen." 



DISTRIBUTION 



Range. — ^Western North America from Puget Sound to Nicaragua. 



Breeding range. — The hermit warbler breeds north to northwestern 

 Washington (Lake Crescent and Tacoma). East to the Cascades of 

 Washington (Tacoma) ; Oregon (Prospect) ; and the Sierra Nevada 

 in California (Meadow Valley, Pinecrest, Yosemite Valley, Taylor 

 Meadow, and the San Bernardino Mountains). South to the San 

 Bernardino Mountains and La Honda. West to the Pacific coast 

 from central western California northward (La Honda, Cahto, and 

 Garberville) ; western Oregon (Kerby and Tillamook) ; and north- 

 western Washington (Lake Crescent). 



Winter range. — The hermit warbler has been found in winter north 

 to central Mexico (Taxco, Cuernavaca, and Mexico City). East to 

 Mexico City and central Guatemala (San Geronimo and Alotepeque). 

 South to southern Guatemala (Alotepeque) ; probably farther south 

 since specimens have been taken at Los Esesmiles, El Salvador, and 

 Metagalpa, Nicaragua. West to western Guatemala (Altopeque, 

 Tecpan, and Momostenango) ; western Oaxaca (La Parada) ; and 

 northern Guerrero (Taxco). 



The hermit warbler has been taken three times in January in cen- 

 tral western California (San Geronimo and Point Reyes, Marin 

 County; and Pacific Grove, Monterey County). 



Migration. — Late dates of spring departure from the winter home 

 are: Guatemala — Tecpan, March 29. Sonora — Rancho la Arizona, 

 May 8. Arizona — Huachuca Mountains — May 28. 



Early dates of spring arrival are: Tampico — Galindo, March 19. 

 Coahuila — Sierra de Guadeloupe, April 20. Arizona — Oracle, April 

 12. California — Witch Creek, April 10. Washington — Tacoma, 

 April 25. 



Late dates of fall departure are: Washington — Edwards, October 

 19. California — Monterey, October 20. Arizona — Santa Catalina 

 Mountains, September 29. Tamaulipas — Guiaves, October 7. 



Early dates of fall arrival are : California — Berkeley, July 9. Ari- 

 zona — Graham Mountains, July 30. New Mexico — Animas Peak, 

 August 3. Michoacan — Tancitaro, August 16. Guatemala — Tecpan, 

 September 13. 



Casual records. — Specimens of the hermit warbler have been col- 

 lected in the Huachuca Mountains in Arizona on June 16, 1894; at 

 Basin in the Chisos Mountains in Texas on May 3, 1935; and near 

 Cambridge, Minn., on May 3, 1931. 



