180 BULLETIN 203, UNITED STATES NATIONAL MUSEUM 



{D. J), ruhiginosa) breeds in the coastal region of southern Alaska; 

 the Eocky Mountain yellow warbler (Z>. p. morcomi) breeds from 

 southern British Columbia and Washington east through the Kocky 

 Mountains south to northern Nevada, northern Utah and northern 

 New Mexico ; the California yellow warbler {D. p. hrewste?^) breeds 

 west of the Sierras in Oregon and California; the Sonora yellow 

 warbler {D. p. sonorana) breeds from southeastern California, south- 

 ern Nevada, and southern New Mexico to northwestern Mexico and 

 western Texas ; the eastern yellow warbler {D. p. aestiva) breeds from 

 southern Canada east of the Kocky Mountains southward. The 

 Cuban golden warbler {D. p. gundlachi) which is resident in Cuba, 

 the Isle of Pines, and adjacent Cays has been found nesting on Bay 

 Key, Fla. The mangrove, or "golden," yellow warbler {D. p. cas- 

 taneiceps) breeds on both coasts of Baja California from about lati- 

 tude 27° 14' N. (San Lucas) southward; and on the west coast of 

 Mexico from southern Sonora (Guaymas) south to Nayarit (San 

 Bias). (Apparently it is only slightly migratory, if at all.) 



Migration. — Early dates of spring departure are: Peru — Iquitos, 

 March 11. British Guiana — Abary Kiver, March 25. Venezuela — 

 Rancho Grande, April 8. Colombia — Santa Marta Region, May 1. 

 Panama — Canal Zone, May 12. Costa Rica — San Jose, May 11. El 

 Salvador — Chilata, April 24. Guatemala — Quirigua, May 11. Hon- 

 duras — Tela, May 9. Mexico — Tabasco, Balancan, May 11; Nuevo 

 Leon, Montemorelos, May 21. Florida — Seven Oaks, May 27. Mis- 

 sissippi — Deer Island, May 25. Louisiana — Chenier au Tigre, May 

 21. Texas— Kerrville, May 31. 



Early dates of spring arrival are: Florida — Pensacola, April 6. 

 Georgia, Athens, April 7. South Carolina— Charleston, April 3. 

 North Carolina — ^Windsor, April 4. Virginia — ^Lawrenceville, April 

 13. District of Columbia — Washington, April 2. Pennsylvania — 

 Wayne, April 4. New York — New York, April 19. Massachusetts — 

 Taunton, April 24. Vermont — Burlington, April 28. Maine — Port- 

 land, May 2. New Brunswick — Scotch Lake, May 1. Nova Scotia — 

 Wolfville, May 8. Quebec— East Sherbrooke, May 6. Prince Ed- 

 ward Island — North River, May 6. Newfoundland — St, Anthony, 

 June 5. Louisiana — Avery Island, March 23. Mississippi — Shell 

 Mound, April 1. Arkansas — Tillar, April 5. Kentucky — Eubank, 

 April 12. Indiana — Richmond, April 14. Ohio — Oberlin, April 12. 

 Michigan — i^nn Arbor, April 19. Ontario — ^London, April 20. 

 Missouri — St. Louis, April 15. Iowa — Cedar Rapids, April 20. 

 Wisconsin — Reedsburg — April 27. Minnesota — Minneapolis, April 

 27. Texas — ^Victoria, March 28. Oklahoma — Stillwater, April 16. 

 Kansas — Topeka, April 16. Nebraska — Red Cloud, April 21. South 

 Dakota — Faulkton, April 22. Manitoba — Aweme, April 30. Sas- 



