Annotated List 97 
(1917); ave. 4 yrs. May 27 
Fall artival--Sept. 4 any eens 28 (1914); 
ave. 4 yrs. Sept. 14. 
Fall departure—Sept. 27 (1913)—Oct. 18 
(rora); ave. 3 yrs. Oct. 7. 
203. i See fusca Blackburnian Warbler. 
Not common transient. 
Berwyn: 
Spring arrival—May 8 (1909)—May 22 
(1917); ave. 6 yrs. May 15. 
Spring departure—May 14 (1914)—May 27 
(1917); ave. 2 yrs. May 20. 
Fall cerival Aug. 18 (1896)—Sept. 7 (1891) ; 
ave. 4 yrs. Aug. 26. 
Fall departure—Sept. 5 (1898)—Sept. 19 
(1890-1891) ; ave. 3 yrs. Sept. 14. 
204. Dendroica dominica dominica Yellow- 
throated Warbler. A straggler from the south. Dr. 
Warren has two specimens in his collection, both 
males, taken June 27, 1879, and July, 1885 (Bds. 
Pa., 1890, 288). 
205. Dendroica virens Black-throated Green 
Warbler. Common transient. 
Berwyn: 
Spring arrival—Apr. 30 (1908-1916)—May 9 
(1912); ave. 11 yrs. May 4. 
Sarine bulk—May 3 (1914)—May 19 (1913); 
ave. I1 yrs. May 9. 
Spring departure—May 7 (1916)—June I 
(1917); ave. 11 yrs. May 14. 
Fall preval Aue. 28 (1896)—Sept. 24 (1916) ; 
ave. II yrs. Sept. 10. 
