l6o CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



Seiurus aurocapillus (Linnaeus). Ovenbird. 



An abundant summer resident of woodland from May until 

 September. 



Earliest record. New Haven, April 27, 1907, April 26, 1902 

 (A, A. S.) ; Portland, May 2, 1902, 1908; Hartford, April 26, 



1893.^ 



Latest record. New Haven, Oct. 9, 1894; Portland, Sept. 28, 

 1901. 



Nest. On the ground in the woods, covered; usually com- 

 posed of leaves, strips of bark and vines, and weeds, and lined 

 with fine grass and hair. 



Eggs. 2-6, usually 3-5 ; the last of May. 



Nesting dates. Earliest record. May 20, 1886, four eggs 

 (J. H. S.) ; May 20, 1895, five eggs (Beers). Latest record. 

 July 10, 1900, three eggs (L. B. B.). 



A set of six eggs was collected near New Haven, May 30, 

 1891, by H. W. F. ; a set of two eggs watched from May 31 to 

 June 5, 1884, by Hamlin,^ and another set of two incubated eggs 

 watched from June i to June 5, 1896, by L. B. B. ; a nest with two 

 infertile eggs and five young birds was found June 16, 1883, by 

 L. B. B. 



This species is much persecuted by the Cowbirds, 11 out of 

 30 nests examined by L. B. B. containing eggs of this pest. 



The Ovenbird has been heard singing as late as July 22 (1904) 

 by L. B. B. 



Seiurus noveboracensis noveboracensis (Gmelin), Water- 

 Thrush. 



A common migrant in May, August, and early September, 

 frequenting the swamps and sluggish watercourses. 



Spring migration. Earliest record. New Haven, May 6, 

 1899, May 2, 1888 (H. W. F.), May 2, 1906 (A. A. S.) ; Port- 

 land, April 27, 1908; Litchfield, May i, 1905 (E, S. W.). Latest 

 record, New Haven, May 29, 1907, May 31, 1907 (A. A. S.) ; 

 Portland, May 30, 1905; Litchfield, June 3, 1905 (E. S. W.). 



Fall migration. Earliest record. New Haven, Aug. 3, 1898; 

 Portland, Aug. 17, 1886. Latest record. New Haven, Oct. 6, 



' Bird-Lore, viii, 3, p. loo. 

 ' O. and O., xvii, 7, p. 103. 



