970 U.S. NATIONAL MUSEUM BULLETIN 23 7 pabt s 



Late dates of fall departure are: Ohio — central Ohio, September 17 

 (average, August 27). Indiana — Bicknell, August 26. lUinois — La 

 Grange, August 13. Kentucky — Eubank, September 26. Ten- 

 nessee — Nashville, October 17; Knox County, September 27. Mary- 

 land — Prince Georges County, August 15. Virginia — Richmond, 

 September 3. Florida — Leon County, October 30. 



Egg dates. — (Aimophila aestivalis) Alabama: 8 records, April 13 to 

 June 28. Arkansas: 12 records, April 26 to July 4. Florida: 19 

 records, April 14 to July 28; 11 records, April 22 to May 10. Geor- 

 gia: 12 records, April 26 to June 19. Illinois: 2 records. May 31 

 and June 1. 



{A. a. haxihmani) — Alabama: 18 records, April 30 to July 14; 9 

 records, May 7 to June 10. 



Florida: 5 records, April 20 to July 27. 



Georgia: 8 records. May 9 to June 25. 



Kentucky: 4 records, May 2 to June 18. 



North Carolina: 4 records. May 2 to June 15. 



Tennessee: 6 records, May 11 to July 20. 



AIMOPHILA AESTIVALIS AESTIVALIS (Lichtenstein) 



Pine-woods Bachman's Sparrow 



PLATE 52 



Contributed by Francis Marion Weston 



Habits 



This southern race of the Bachman's sparrow, formerly known as 

 the pine-woods sparrow, is slightly larger and darker, less rufescent 

 above and more grayish (less bufty) below than A. a. hachmani. 



It occupies a range from the extreme southern corner of South 

 Carolina, southward through coastal Georgia and westward along the 

 southern edge of that state at least to Grady County, and all of the 

 Florida peninsula down to Lake Okeechobee and Immokalee. 



In its habits, haunts, food, nesting, and behavior, it so closely 

 resembles its near relative to the north that, in general, the account 

 of that race applies equally well to this. However, a few notes of 

 interest in the literature should be cited. 



Robert F. Mason, Jr., of Orange Coimty, Fla., in a letter to Mr, 

 Bent describes a nest he found in the process of construction Apr. 26, 

 1953 : "The nest was complete and the first egg deposited April 30, prior 

 to 8:30 a.m. Eggs were laid on succeeding days, all prior to 8:30 

 a.m., imtil the fourth and last egg was deposited on May 3." The 

 nest was "beneath and partially roofed over by a clump of grass. It 

 was almost perfectly round and its inside diameter was 2^ inches by 



