334 U. 8. NATIONAL MUSEUM BULLETIN 211 



Early dates of fall arrival are: California — Fresno, September 7. 

 Colorado — Fort Morgan, September 9. Arizona — Tucson, September 

 18. New Mexico — Koehler Junction, August 20 ; Silver City, Septem- 

 ber 1. Nebraska — Bel videre, August 31. Kansas — Onaga, September 

 10. Oklahoma — Norman, September 25. Texas — Somerset, October 

 4; El Paso, October 13. Michigan — McMillan, July 23. Iowa — 

 Sigourney, August 20. Illinois — Chicago, September 13. Missouri — 

 Freistatt, November 7. Tennessee — Memphis, November 5. Missis- 

 sippi — Saucier, November 9. Delaware — Bombay Hook, October 22. 

 North Carolina — Swannanoa, November 14, South Carolina — Dale, 

 November 25. Georgia — Atlanta, November 14. Sonora — San 

 Pedro, September 15. 



Late dates of fall departure are: British Columbia — Cranbrook, 

 November 26; Okanagan Lake, November 22. Washington — Blaine, 

 November 27. Oregon — Weston, December 14; Pinehurst, October 

 25. California — Big Creek, November 23. Alberta — Morrin, De- 

 cember 1; Glenevis — October 26 (median of 17 years, August 28). 

 Montana — Chouteau County, October 19. Idaho — Rupert, Novem- 

 ber 24. Wyoming — Laramie, December 9 ; Yellowstone Park, Novem- 

 ber 20. Utah — Ogden, November 16. Colorado — Fort Morgan, 

 November 30; Beulah, November 3. Arizona — Tombstone, Novem- 

 ber 28. New Mexico — Aztec, December 9. Saskatchewan — Wiseton, 

 November 27; McLean, November 21. Manitoba — Treesbank, 

 November 22 (median of 47 years, October 31). North Dakota — 

 McKenzie County, December 6; Cass County, November 28 (aver- 

 age, November 1). South Dakota — Sioux Falls, November 28 

 (average of 7 years, November 14). Nebraska — Valentine, Novem- 

 ber 3. Kansas — Onaga, November 27 (average of 22 years, November 

 13). Oklahoma — Oklahoma City, November 29. Minnesota — Min- 

 neapolis, November 30 (average, November 3) ; St. Vincent, October 

 20. Wisconsin — St. Croix County, November 22. Michigan — 

 Blaney Park, October 30. Iowa — Wall Lake, November 18. Illi- 

 nois — Chicago, October 27. 



Egg dates. — Alberta: 16 records, May 20 to July 2; 8 records, 

 May 26 to June 5. 



California: 288 records, March 29 to July 10; 160 records, April 

 29 to May 30. 



Nevada: 18 records, May 12 to June 10; 9 records, May 20 to 

 May 26. 



North Dakota: 14 records, May 25 to June 4. 



Oregon: 29 records, May 12 to July 8; 16 records, May 20 to 

 June 5. 



