450 U. S. NATIONAL MUSEUM BULLETIN 211 



County, November 1. Wisconsin — Superior, Burlington, and Prairie 

 du Sac, November 10. Iowa — Newton, December 3. Ontario — 

 Port Dover, November 22; Ottawa, November 17 (average, October 

 5). Michigan — Schoolcraft, December 15; McMillan, November 17 

 (median of 20 years, August 30). Ohio — Toledo, December 21; 

 Buckeye Lake, November 30 (median, November 23). Indiana — 

 Richmond, November 28. Illinois — Chicago region, December 9 

 (average, October 1); Odin, November 27. Missouri — Bolivar, 

 December 3; Concordia, November 20. Kentucky — Versailles, No- 

 vember 15. Tennessee — Nashville, December 8; Athens, November 

 21. Arkansas — Rogers, November 20. New Brunswick — St. An- 

 drews, October 18. Quebec — Montreal, October 23. Maine — Port- 

 land, December 5. New Hampshire — Hanover, December 15. 

 Vermont — West Barnet, November 25. Massachusetts — Belmont, 

 December 8. Connecticut — Meriden, November 23. New York — 

 Phelps, November 27. New Jersey — Milltown, December 13. 

 Pennsylvania — Berwyn, November 23; Renovo, November 16 

 (average of 5 years, October 15). Maryland — Laurel, December 23 

 (median of 4 years, December 3). West Virginia — Bluefield, No- 

 vember 19. Virginia — Naruna, December 16. North Carolina — 

 Raleigh, November 27. 



Egg dates. — Alberta: 51 records, May 24 to July 1 : 40 records, 

 June 1 to June 15. 



Arizona: 37 records, May 2 to August 2; 19 records, June 17 to 

 July 16. 



California: 130 records, April 3 to July 21; 66 records, June 7 to 

 June 29. 



Illinois: 162 records, April 26 to July 11; 86 records, May 21 to 

 June 6. 



Massachusetts: 68 records, May 14 to June 29; 34 records, May 30 

 to June 12. 



Michigan: 39 records, April 30 to July 7; 23 records, May 29 to 

 June 14. 



North Dakota: 28 records, May 23 to July 15; 14 records, June 7 to 

 June 18. 



Oklahoma: 21 records, April 29 to June 26; 12 records, May 7 to 

 May 29. 



Ontario: 15 records, May 15 to July 1 ; 8 records, June 4 to June 20. 



Texas: 40 records, April 7 to July 2; 20 records, May 10 to May 25. 



