158 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



breeding males taken (J. H. S. and L. B. B.) ; June 16, 21, 24, 

 29, 1905, Litchfield (E. S. W.). 



Dendroica virens (Gmelin). Black-throated Green War- 

 bler. 



A common summer resident of the hemlock groves through- 

 out the state from May until October ; most abundant during the 

 migration in May and September. 



Earliest record. New Haven, April 21, 1886; Portland, April 

 27, 1886. 



Latest record. New Haven, Oct. 20, 1908; Nov. 7, 1907 (A. 

 A. S.) ; Portland, Oct. 21, 1890. 



Nest. On the horizontal limb of a hemlock, less frequently 

 in a birch or cedar ; 3 to 30 feet from the ground. 



Eggs. 4-5 ; the last of May. 



Nesting dates. Earliest record. May 21, 1890, four eggs 

 (H. W. F.). Latest record. June 20, 1894, four eggs (J. H. S.). 



Dendroica vigorsi (Audubon). Pine Warbler. 



A rather rare migrant, chiefly in April, and still rarer summer 

 resident. 



Spring migration. Earliest record. New Haven, April 10, 

 1890, March 30, 1907 (A. A. S.) ; Portland, April 2, 1882, Sey- 

 mour, April 3, 1885 (Eames). Latest record. New Haven, May 

 3, 1882, May 12, 1880 (Woolsey) ; Portland, April 28, 1901. 



Fall records. East Hartford, Sept. 26, Oct. 5, 1885, Sept. % 

 Oct. 5, 1887 (W. E. T.) ; Portland, Sept. 21, Oct. 5, 1892; New 

 Haven, Oct. 10, 1893 (L. B. B.), Oct. 4, 1906 (E. S. W.), Oct. 

 8-23, 1906 ( ?) (A. A. S.) ; Litchfield, Oct. 8, 1905 (H. Sanford, 

 by E. S. W.). 



Breeding records. July 4, 1893, East Haven, nest with young 

 in a pine about 20 feet from the ground (H. W. F.) ; May 24, 

 1906, Windsor, a few evidently breeding (E. S. W.) ; June i, 

 1909, East Haven, nest with three eggs in pitch pine (L, B. B.). 



Dendroica palmarum palmarum (Gmelin). Palm Warbler. 



A rare but probably regular fall migrant, the latter part of 

 September. 



Fall records. New Haven, Sept. 18, 1878, male taken (Wool- 

 sey, in Peabody Museum), Oct. 7, 1905, two (E. S. W.), Sept. 

 24, 1895, male, Oct. i, 1895, male, Sept. 19, 1903, female, Sept. 



