104 The Ornithology of Chester County 
(1910-1917); ave. 18 yrs. May 22. 
Fall arrival—Aug. 8 (1914)—Sept. 11 (1893) ; 
AVE TZ VTS | Aas. 27: 
Fall departure—Sept. 6 (1897)—Oct. 3 (1894) ;. 
ave. I2 yrs. Sept. 21. 
222. Anthus rubescens Pipit, “titlark.”  Irreg- 
ular winter visitant. Montgomery observed a flock 
of 100 individuals Apr. 14, 1888, and Pennock the 
same number on Aor. II, I9I2. 
Arrival—Oct. 8 (1911)—Dec. 25 (1907-1911) 3. 
ave. 4 yrs. Nov. 18. 
Departure—Mar. 20 (1908)—May 10 (1915) ;. 
ave. 10 yrs. Apr. 12. 
223. Mimus polyglottos polyglottos Mockingbird. 
Rare resident. Dr. Michener gives it as a summer 
resident; Barnard took a nest and parent birds one 
mile east of Kennett Square, and another specimen 
was shot near the same place in 1872, according to 
Pennock. From B. M. Everhart, Dr. Warren 
learned that about 1859, several individuals built 
nests and reared young for two or three consecu- 
tive years in the thorn hedges on the property of the 
Misses Bennett, West Chester. Several stragglers 
have occurred: Eagle (Strafford) about 1880, col- 
lected by D. N. McCadden (Stone, Bds. E. Pa. 
and N. J., 142); Berwyn, one observed about my 
yard from Nov. 11 to Dec. 2, 1909 (Redfield, Cass., 
xiv, 44) ; Kennett Square, Dec. 15, 1910, to Jan. 4, 
1911, by C. J. Pennock; Westtown, Nov. and Dec., 
1914, by George Forsythe, and wintering at the same 
place 1914-15, by Morris; and West Chester, Dec. 
25, 1916, by Dr. Ehinger. That the species is still 
