10 NOKTH AMEBIOAiSr SHOEEBIECS. 



Nova Scotia, average May 7, earliest May 3, 1895 (Hickman); North 

 River, Prince Edward Island, average May 14, earliest May 11, 

 1890 (Bain). The earliest date of arrival at New Orleans, La., is 

 March 19, 1904 (Kopnaan); Athens, Tenn., average April 14, earliest 

 April 10, 1906 (Gettys); Russellville, Ky., April 9, 1906 (Embody); 

 Brookville, Ind., average April 20, earliest April 14, 1883 (Butler); 

 Waterloo, Ind., average April 27, earliest April 5, 1895 (Hine); 

 Chicago, 111., average April 30, earliest April 19, 1896 (Gault); Ober- 

 lin, Ohio, average April 16, earliest April 9, 1904 (Jones) ; Petersburg, 

 Mich., average April 22, earliest April 15, 1887 (Trombly); southern 

 Ontario, average April 23, earliest April 13, 1896 (Tavemer) ; Ottawa, 

 Ontario, average April 30, earliest April 24, 1897 (White) ; southern 

 Wisconsin, average April 27, earliest April 23, 1897 (Russell); Lanes- 

 boro, Minn., average April 28, earliest April 18, 1886 (Hvoslef); 

 Onaga, Kans., average May 5, earliest April 26, 1896 (Crevecoeur) ; 

 Aweme, Manitoba, average May 8, earliest May 2, 1905 (Griddle),; 

 Columbia Falls, Mont., average May 7, earliest May 4, 1896 

 (Williams); Chilliwack, British Columbia, May 9, 1889 (Brooks); 

 Athabaska Landing, Alberta, May 6, 1901 (Preble) ; Fort Chipewyan, 

 Alberta, May 23, 1893 (Russell) ; near Fort Providence, Mackenzie, 

 May 17, 1904 (Mills); Fort Simpson, Mackenzie, May 19, 1904 

 (Preble) ; Dawson, Yukon, May 24, 1899 (Cantwell) ; Kowak Valley, 

 Alaska, May 22, 1899 (Grinnell). The species has been seen south 

 of its breeding grounds as late as May in Brazil (Pelzeln) , and to the 

 latter part of June on the northern coast of Venezuela (-Robinson) . 

 The species regularly remains in Cuba (Gundlach) and the Bahamas 

 to early May (Bonhote) and in Mexico to the latter part of the month 

 (Sharpe). The average date of the last seen in northern Florida is 

 May 12, and the latest May 18, 1904 (Pleas). 



The date of the laying of the eggs varies but little over the whole 

 extent of the breeding range, as shown by th6 following dates when 

 .the earliest eggs were found: Near Richmond, Va., May 22, 1881 

 (Robinson); Erie, Pa., May 24, 1893 (Todd); Lawrenceville, N. J., 

 May 27, 1889 (Phillips); Trenton Falls, N. Y., May 19, 1892 (Wil- 

 liams); Canaan, Conn., May 16, 1887 (Tobey); Fall River, Mass., 

 May 14, 1887 (Durfee) ; Orono, Me., May 24, 1894 (Knight) ; Montreal, 

 Canada, June 8, 1890 (Wintle); Dunnville, Ontario, May 17, 1884 

 (McCallum) ; Big Charity Island, Michigan, May 20, 1903 (Arnold) ; 

 Cheyenne, Wyo., May 30, 1889 (Bond) ; Fort Lapwai, Idaho, May 

 29, 1871 (Bendire); Fort Resolution, Mackenzie, May 23, 1860 

 (Kennicott) ; Fort Anderson, Mackenzie, June 9, 1862 (MacFarlane) ; 

 Fort Yukon, Alaska, June 15, 1862. 



Fall migration. — The individual taken on Barbados, West Indies, 

 July 4, 1888 (Feilden), may have been a nonbreeding summer resi- 

 dent, or an early fall migrant, but by the end of July migrants have 



