Annotated List 77 



26, and it was last seen on May 8, 1914 (Auk, 

 xxi, 386). Roberts reports a small flock near New 

 Garden, Oct. 11, 19 14. 



149. Zonotrichia leucophrys leucophrys White- 

 crowned Sparrow. Rare transient. In submitting 

 the migration data from all sources, the possibility 

 of error in sight records is believed at a minimum, all 

 being experienced observers; and all records as far 

 as I know are for solitary individuals. 



Spring arrivals — Apr. 30 (1907) — May 20 

 (1892) ; ave. 12 yrs. May 10. 



Fall arrival — Oct. 6 (1905) — Oct. 18 (1890); 

 ave. 5 yrs. Oct. 10. 



150. Zonotrichia albicollis White-throated Spar- 

 row, "peabody bird." Abundant transient, and 

 occasional winter resident. Berwyn migration data: 



Spring arrival — Mar. 6 (1906) — ^Apr. 16 

 (1898); ave. 13 yrs. Mar. 27. 



Spring departure — Apr. 27 (1902-1907-1911) — 

 May 23 (1905) ; ave. 12 yrs. May 12. 



Fall arrival — Sept. 24 (191 3) — Nov. i (1900) ; 

 ave. 18 yrs. Oct. 7. 



Fall departure — Oct. 18 (1903) — Dec. 20 

 (1900) ; ave. 15 yrs. Nov. 4. 



151. Spizella monticola monticola Tree Spar- 

 row, "winter chippy." Tolerable common winter 

 resident, often associating with the Junco. 



Berwyn: 



Arrival— Oct. 17 (1896)— Dec. 11 (1886); ave. 

 8 yrs. Nov. 2. 



Common — Oct. 20 (1894) — Dec. 11 (1886); 

 ave. 8 yrs. Nov. 18. 



