ANDERSON — THK BIRDS OF IOWA. 359 



1 8th to the latter part of April, and departs in September. The 

 nest is usually concealed among the roots of a tree, on the steep 

 banks of a ravine near a watercourse. 



County records: Blackhawk — "abundant migrant; scarce sum- 

 mer resident" (Peck). Decatur -Mahaska — "common; some re- 

 main to breed" (Trippe, Proc. Bost. Soc, xv, 1872, p. 234). How- 

 ard — "observed at Cresco" (Webster). Johnson — Museum speci- 

 men No. 8, 998,. taken April 23, 1892, at Iowa City, by E. G. 

 Decker. Kossuth— "rare breeder; two sets taken in May, 1903 

 and 1904" (Bingaman). L,ee — "regular migrant; rarer in fall 

 than spring; rare breeder. Currier found a nest" (Praeger); 

 "common migrant; rare summer migrant" (Currier.) Linn — 

 "rather common summer resident; collected .set of five fresh eggs 

 June 2, 1896" (Keyes); "rare summer resident" (Berry). Potta- 

 wattamie — "scarce summer resident" (Trostler). Polk — "one 

 specimen taken May 22, 1885" (Bryan, Iowa Orn., i, i, 1894, P- 

 15). Poweshiek — "tolerably common summer resident" (Lynds 

 Jones). Scott — "rather rare; seen onh' in spring, April 26, 1890, 

 April 25, 1 891" (Wilson). Winneshiek — "common summer res- 

 ident, arriving middle of April and departing in late summer; 

 eggs laid by middle of May or earlier. The identification of these 

 two species (Grinnell and Louisiana Water-Thrushes) w^as verified 

 at National Museum" (Smith). Van Buren — "common summer 

 resident" (W. G. Savage). 



Genus Geothlypis Cabanis. 



Subgenus Oporornis Baird. 



315. (667). Geothlypis formosa (Wils.). Kentucky Warbler. 



The Kentucky Warbler is a bird of the southern and eastern 

 United States and is reported only in the southeastern portion of 

 Iowa, reaching about its northern limit in Jackson and Black- 

 hawk counties. 



County records: Blackhawk — "took one specimen at La Porte 

 City" (Peck). Des Moines — Taken at Burlington, May ir, 1884, 

 by Dr. F. Knitham and Prof. C. J. Reed" (L. Jones, Iowa Orn., 

 ii, 3, 1896, p. 64). Jackson — "rather rare, but a few breed here 

 every season; nest May 19" (Giddings). Lee — "common sum- 

 mer resident; breeds" (Praeger); "summer resident; common, but 



