282 CHECK-LIST OF NORTH AMERICAN BIRDS. 
[B 187, part, C 93, part, R 116a, C 137.] 
Groc. Dist.— Western United States, from Indiana and [Illinois 
westward to California, and north into British America. Casual in 
migrations eastward to the Atlantic coast. Winters from the south- 
ern border of the United States southward to Lower California, Mex- 
ico, and northern South America. 
676. Seiurus motacilla (VIEILL.). 
Louisiana Water-Thrush. 
Turdus motacilla ViEILL. Ois. Am. Sept. II. 1807, 9, pl. 65. 
Seturus motacilla BonaPp. Consp. Av. I. 1850, 306. 
(Bir88iC ga (R arg, C\rgs.) 
Geoc. Dist.— Eastern United States, north to southern New Eng- 
land and southern Michigan, casually north to Lake George, north- 
eastern New York, west to the Plains. In winter, West Indies, 
southern Mexico, and Central America to Panama. 
Genus GHOTHLYPIS Casanis. 
SuBsGENUS OPORORNIS Bairp. 
Oporornis BAIRD, B. N. Am. 1858, 246. Type, Sylvia agilts 
WIiLs. 
677. Geothlypis formosa (WILS.). 
Kentucky Warbler. 
Sylvia formosa Wits. Am. Orn. III. 1811, 85, pl. 25, fig. 3. 
Geothlypis formosa Ripew. Pr. U. S. Nat. Mus. VIII. 1885, 354. 
[B r75) 96, Rrra; @ 140.4 
Geroc. Dist.— Eastern United States, west to the Plains, breeding 
from the Gulf States north to southern New England and southern 
Michigan. In winter, West Indies, eastern Mexico, and Central 
America to Panama. 
678. Geothlypis agilis (Wus.). 
Connecticut Warbler. 
Sylvia agilis Wits. Am. Orn. V. 1812, 64, pl. 39, fig. 4. 
Geothlypis agilis GREGG, Pr. Elmira Acad. 1870,—(p. 7 of 
reprint). 
