ACADIAN FLYCATCHER 183 



Martinez) ; and south through other Central American countries to 

 Panama (Divala, Cava, and Veragua). 



Spring migration. — Early dates of spring arrival are: Florida — 

 St. Marks, May 2. Georgia — Atlanta, May 6. Virginia — Lynch- 

 burg, May 9. District of Columbia — Washington, May 9, New Jer- 

 sey — Milltown, May 10. Massachusetts — North Amherst, May 8. 

 New Hampshire — Monadnock, May 18. New Brunswick — St. John, 

 May 19. Quebec — Lake Mistassini, June 2. Louisiana — Bayou Sara, 

 April 26. Mississippi — Biloxi, April 30. Tennessee — Athens, April 

 25. Kentucky — Lexington, May 1. Missouri — St. Louis, May 8. Il- 

 linois — Chicago, May 11. Ontario — Ottawa, May 19. Iowa — Grin- 

 nell. May 14. Minnesota — ^Lanesboro, May 19. Alberta — ^Lake 

 Athabaska, June 3. 



Fall migration. — Late dates of fall departure are : Alberta — Cam- 

 rose, August 26. Manitoba — Shoal Lake, September 7. Minnesota — 

 Minneapolis, September 28. Wisconsin — Milwaukee, September 25. 

 Iowa — Sigourney, September 25. Ontario — Toronto, October 12. 

 Michigan — Detroit, September 27. Ohio — Hillsboro, October 6. Il- 

 linois — Rantoul, October 1. Missouri — St. Louis, October 5. Mis- 

 sissippi — Biloxi, October 16. New Brunswick — St. John, September 

 4. Quebec — Montreal, Sepember 24. Maine — Portland, September 

 21. Massachusetts — Harvard, September 23. New Jersey — Morris- 

 town, October 9. Virginia — Lynchburg, October 9. North Caro- 

 lina — Piney Creek, October 2. South Carolina — Porchers Bluff, Oc- 

 tober 8. Florida — Leon County, October 11. 



Casual records. — An adult male was collected at Pike River, in the 

 Atlin District of British Columbia, on August 3, 1914, and another 

 was taken at Hazelton in this Province on July 24, 1913. Two speci- 

 mens were taken in 1853 at Godthaab, Greenland, and another was 

 obtained at sea off Cape Farewell, in September 1878. 



Egg dates. — Alberta : 3 records, June 8 to 20. 



Maine: 11 records, June 1 to July 12. 



New York : 10 records, June 10 to July 4. 



EMPIDONAX VIRESCENS (Vieillot) 



ACADIAN FLYCATCHER 



Plates 23, 24 



HABITS 



Contributed by Bayabd Henderson Christy 



This small flycatcher is hardly to be identified by sight alone. So 

 closely indeed does it resemble the related species trailli and minimus 

 that even the most skillful field observers cannot certainly distin- 



