1042 U.S. NATIONAL MUSEUM BULLETIN 237 part 2 



Sioux City, May 15. Wisconsin — northern Wisconsin, May 5. Min- 

 nesota — Minneapolis, May 24 (average of 7 years for Minneapolis, 

 May 14). Texas — Amarillo, April 13. Oklahoma — Cleveland County, 

 April 25. Kansas — northeastern Kansas, May 2 (median of 14 years, 

 April 20). Nebraska — Plattsmouth, May 1. South Dakota — Sioux 

 Falls, May 8 (average of 5 years, April 22). North Dakota — Cass 

 County, May 27 (average. May 16). New Mexico — Los Alamos, April 

 17. Arizona — Tucson, May 1. Utah — Ashley Creek Marsh, May 6. 

 Wyoming — Laramie, May 8 (average of 9 years, April 17). Idaho — 

 Moscow, April 22 (median of 11 years, April 1). Montana — Fair- 

 view, April 20; Gallatin County, April 2. California — Berkeley, 

 April 11. Oregon — Wasco County, April 12. Washington — Lake 

 Crescent, April 14. 



Early dates of fall arrival are: Washington — King County, Sep- 

 tember 30. Oregon — Lake County, September 16. California — 

 Yermo, September 22. Idaho — Potlatch, October 2 (median of 11 

 years, October 21). Wyoming — Laramie Mountains, September 14 

 (average of 5 years, October 7). Utah — October 6. Arizona — 

 Prescott, September 8; Wlkieup, October 7. New Mexico — northern 

 New Mexico, October 26. North Dakota — Cass County, September 

 5 (average, September 13). South Dakota — Sioux Falls, September 

 24. Nebraska — Santee, September 20. Kansas — northeastern Kan- 

 sas, September 23 (median of 19 years, October 10). Oklahoma — 

 Oldahoma City, September 1. Texas — Amarillo, October 9. Min- 

 nesota — Minneapolis, August 18 (average of 14 years, September 19). 

 Wisconsin — northern Wisconsin, September 20. Iowa — Decorah, 

 September 16; Sioux City, September 21. Michigan — Detroit area, 

 September 13 (mean of 10 years, September 18). Ohio — central 

 Ohio, September 15 (average, September 26); Buckeye Lake, Sep- 

 tember 23 (median, October 2). Indiana — Wayne County, Sep- 

 tember 15 (median of 17 years, October 1). Illinois — Chicago, 

 September 5 (average of 16 years, September 16). Missouri — St. 

 Louis, September 15 (median of 14 years, October 2). Tennessee — 

 Knox County, October 17. Arkansas— Fayetteville, October 12; 

 Little Rock, October 15. Mississippi — Oxford, October 23. Lou- 

 isiana — New Orleans, October 5; Baton Rouge, October 12. New 

 Hampshire — Concord, September 23. Massachusetts— Belmont, Sep- 

 tember 4; Martha's Vineyard, September 19 (median of 5 years, 

 September 30). Connecticut — West Hartford, August 18; Portland, 

 September 15. New York — Long Island, August 15; Oneonta, 

 September 5. New Jersey — Englewood, September 17. Pennsyl- 

 vania — Hawk Mountain, September 3; Pittsburgh, September 11. 

 Maryland — Talbot County and Laurel, September 5 (median of 7 

 years, September 29). District of Columbia — September 14 (average 



