200 BULLETTlSr 142, UNITED STATES NATIONAL MUSEUM 



Island. East to Baffin Island and probably Greenland (Etah). 

 South to Mackenzie (Cambridge Bay, Bernard Harbor, Fort Ander- 

 son, and Peel River) ; and Alaska (Cape Prince of Wales and Point 

 Dall). West to Alaska (Cape Prince of Wales and Point Dall) ; 

 and northeastern Siberia (probably Koliutschin Island). 



Winter range. — North to Chile (Tarapaca) ; and Argentina (Tucu- 

 man, Cordoba, and Buenos Aires). East to Argentina (Buenos 

 Aires). South to Argentina (Buenos Aires); and Chile (Talca- 

 huano). West to Chile (Talcahuano, Huasco, and Tarapaca). 



Spring migration. — In spring the Baird sandpiper is practically 

 unknown on the Atlantic coast, the route being up the Mississippi 

 Valley, the plains States, and (to a lesser degree) the Pacific coast. 

 Early dates of arrival are: Missouri, Monteer, March 20, and near 

 Boonville, April 16; Ohio, Painesville, April 25, Oberlin, April 28, 

 and Cleveland, May 8; Michigan, Vicksburg, April 15; Iowa, Sioux 

 City, April 9, Mason City, April 19, and Marshalltown, April 25; 

 Minnesota, Waseca, May 10, and Hutchinson, May 18; Texas, Boerne, 

 March 16, and Electra, April 9; Kansas, Emporia, March 27; Ne- 

 braska, Gibbon, March 19, Lincoln, March 23, and Callaway, April 

 7 ; South Dakota, Forestburg, April 6, and Brown County, April 18 ; 

 North Dakota, Jamestown, May 1, and Charlson, May 4; Saskatche- 

 wan, Indian Head, May 9, and Orestwynd, May 10 ; Mackenzie, Fort 

 Resolution, May 19, Fort Simpson, May 20, and Fort Providence, 

 May 26; Arizona, Fort Verde, May 5; Colorado, Loveland, March 

 29 ; Wyoming, Cheyenne, April 8, and Laramie, April 23 ; Montana, 

 Knowlton, May 12, and Bitterroot Valley, May 18; Alberta, Flag- 

 staff, April 16, Alliance, April 24, and Fort Chipewyan, May 24; 

 California, Santa Barbara, April 27 ; Washington, Dayton, April 11 ; 

 British Columbia, Chilliwack, April 29, and Okanagan Landing, 

 April 30; and Alaska, Admiralty Island, May 12. Kowak River, 

 May 20, Demarcation Point, May 23, Nulato, May 27, Cape Prince 

 of Wales, May 28, and Point Barrow, May 29. 



Late dates of spring departure are: Mexico, city of Mexico, May 

 19 ; Guerrero, Iguala, June 1 ; Ohio, Youngstown, June 2 ; Michigan, 

 Detroit, May 24 ; Iowa, Sioux City, June 6 ; Texas, San Angelo, May 

 15, and Ingram, May 26; Kansas, Wichita, May 20; Nebraska, Ne- 

 ligh, May 26, and Valentine, May 30; South Dakota, Vermilion, May 

 24, and Sioux Falls, June 11 ; North Dakota, Charlson, May 22, and 

 Jamestown, June 4; Saskatchewan, Indian Head, June 2, and Quill 

 Lake, June 16; Wyoming, Yellowstone Park, June 3; Alberta, Fort 

 Chipewyan, June 1 ; and British Columbia, Okanagan Landing, May 

 10, Vaseaux Lake, May 18, and Sumas, May 19. 



Fall migration. — Early dates of fall arrival are : British Columbia, 

 Okanagan Landing, July 7; Washington, Wrights Peak, July 21, 

 Blaine, August 4, and Tacoma, August 6; California, Santa Barbara, 



