320 CHECK-LIST OF NORTH AMERICAN BIRDS. 



RANGE. Eastern North America and northern South America. Breeds 

 chiefly in Canadian Zone from northern Ontario, northern Ungava, and New- 

 foundland south to central Ontario, northwestern New York, and northern 

 New England (casually southern New England), and in mountains south 

 to Pennsylvania and West Virginia; winters from the Valley of Mexico to 

 Colombia and British Guiana, and from the Bahamas throughout the West 

 Indies. 



6. Seiurus noveboracensis notabilis RIDGWAY. GrinnelPs Water-Thrash. 

 [675a.] 



Seiurus ncevius notabilis RIDGWAY, Proc. U. S. Nat. Mus., Ill, 1880, 12. 

 (Shores of Como Lake, Carbon Co., Wyoming.) 



RANGE. Western North America and northern South America. Breeds 

 chiefly in Boreal zones from limit of trees in northwestern Alaska, northern 

 Yukon, northwestern and central Mackenzie, and central Keewatin south to 

 southern British Columbia, central Montana, northwestern Nebraska, north- 

 ern Minnesota, and northwestern Michigan; winters in Cuba and the Baha- 

 mas and from Mexico to northern South America; migrates throughout 

 the Mississippi Valley, and along the Atlantic coast from South Carolina 

 southward; casual at East Cape, Siberia, and in California and New Jersey. 



Seiurus motacilla (VIEILLOT). Louisiana Water-Thrash. [676.] 



Turdus motacilla VIEILLOT, Ois. Amer. Sept., II, 1807 (1808?), 9, pi. 65. 

 (Kentucky.) 



RANGE. Eastern United States to South America. Breeds mainly 

 in Carolinian Zone from southeastern Nebraska, southeastern Minne- 

 sota, and the southern parts of Michigan, Ontario, New York, and 

 New England south to northeastern Texas, northern Georgia, and 

 central South Carolina; winters from northern Mexico to Colombia, 

 the Greater Antilles, Antigua, and the Bahamas; accidental in 

 California. 



GENUS OPORORNIS BAIRD. 



Oporornis BAIRD, Rep. Expl. & Surv. R. R. Pac., IX, 1858, 246. Type, 

 by orig. desig., Sylvia agilis WILSON. 



Oporornis formosus (WILSON). Kentucky Warbler. [677.] 



Sylvia formosa WILSON, Amer. Orn., Ill, 1811, 85, pi. 25, fig. 3. (Ken- 

 tucky.) 



