Annotated List 105 
with us as a breeder is proven by Isaac G. Roberts. 
On June 25, 1915, he noticed a single individual 
near Jennersville, just west of West Grove; and on 
the 26th discovered the adults, nest and three young 
which appeared to be but a few days old. On July 
4 it was deserted. ‘The nest was five feet up in a 
small cedar, at the head of a lane close to the public 
road, and not far from a tall osage hedge. A single 
bird was observed near West Grove, Aug. 18 and 
21, 1916, and Sept. 18, 1917 (Roberts MS.). 
224. Dumetella carolinensis Catbird, ‘“‘cattie,” 
“catbird,” “chickenbird.”” Abundant summer resi- 
dent. Nidification begins about May 20; average 
date for complete set, May 209. 
Berwyn: 
Arrival—Apr. 22 (1905)—May 9 (1885-1886) ; 
ave. 32 yrs. May 2. 
Common—Apr. 27 (1902-1903-1913)—May 14 
(1891-1901) ; ave. 29 yrs. May 6. 
Bulk departure—Sept. 13 (1905)—Oct. 4 
(1904) ; ave. 15 yrs. Sept. 25. 
Last seen—Sept. 16 (1896)—Dec. 1 (1898); 
ave. 25 yrs. Oct. 6. 
225. Toxostoma rufrum Brown Thrasher, 
“brown thrush,” “thrasher,” “thrush.” ‘Tolerably 
common summer resident; occasional resident. A 
single individual found wintering at Berwyn, Feb. 
10,19; and 21; MWrari5\and’10;°.1915.3- Mar. 25; 
1916. Nidification begins about May 5; average 
date for complete set, May 21. 
Berwyn: 
Arrival—Apr. 5 (1910)—May 5 (1889); ave. 
