264 BULLETIN 142, UNITED STATES NATIONAL MUSEUM 



York, on May 12, while late spring departures from South Carolina 

 have been noted at Charleston on May 8, and from Mastic, New 

 York, on June 2. 



Early dates of arrival in the West are : Arizona, Fort Verde, 

 April 11, and San Pedro River, April 17; Colorado, Denver, May 2, 

 and Loveland, May 9; Nevada, Smoky Creek, May 6; Idaho, Me- 

 ridian, May 6; British Columbia, Sumas, April 20, and Chilliwack, 

 April 26 ; and Alaska, Kuiu Island, April 28, Craig, May 2, Patter- 

 son's Bay, May 7, Admiralty Island, May 8, Fort Kenai, May 12, 

 Hooper Bay, May 14, and Prince of Wales Island, May 15. 



Late dates of spring departure at western points are: Texas, 

 Somerest, May 5, San Angelo, May 6, Seadrift, May 8, and Tom 

 Green and Concho Counties, May 12; Kansas, Lawrence, May 26; 

 South Dakota, Vermilion, May 24, and Forestburg, May 26; lower 

 California, San Quentin Bay, May 10; California, Fresno, May 12, 

 Santa Barbara, May 16, Los Angeles, May 19, Alameda, May 21, 

 and Owens Lake, June 1; Oregon, Mercer, May 14; Washington, 

 Ilwaco, May 18, Neah Bay, May 24, Clallam Bay, May 25, and 

 Quillayute Needles, May 30. 



Fall migration. — Early dates of arrival in the fall are : British 

 Columbia, Courtenay, July 7, Nootka Sound, July 23, and Okanagan 

 Landing, July 28; Washington, Cape Flattery, July 2, Destruction 

 Island, July 3, and Granville, July 4; Oregon, Cow Creek Lake, July 

 4; California, Santa Barbara, July 3, Fresno, July 5, and Tulare 

 Lake, July 7; Lower California, San Quentin, August 24; Mexico, 

 San Mateo, August 7; Idaho, Meridian, July 23, and Big Lost Eiver, 

 July 25; Wyoming, Fort Bridger, July 13; Oklahoma, Old Greer 

 County, July 19; Arizona, Tucson, August 16, and San Bernardino 

 Ranch, August 24; Texas, Mobeetie, July 27, Beaumont, August 5, 

 Rockport, August 12, Hereford, August 18, and Padre Island, August 

 21; Massachusetts, Monomoy Island, July 19, and Nahant, August 

 4; New York, Mastic, July 4, and Freeport, July 16; South Carolina, 

 Charleston, July 8 ; and Florida, James Island, July 20. 



Late dates of fall departure are : Alaska, Craig, September 24, and 

 St. Lazaria Island, September 29; British Columbia, Chilliwack, 

 September 11, and Comox, September 26; Montana, Great Falls, 

 September 4; New Mexico, Albuquerque, October 5; Massachusetts, 

 North Truro, September 2, and Harvard, September 8; New York, 

 Chateaugay, September 13, Amityville, September 17, and Long 

 Beach, October 12; New Jersey, Cape May County, September 14; 

 District of Columbia, Anacostia River, September 25 ; and Virginia, 

 Four-mile Run, September 11. 



Casual records. — Casual occurrences of the western sandpiper must, 

 of course, be based upon specimen evidence, as this species is easily 

 confused with the semipalmated sandpiper. . For this reason several 



