*~2. Holbell Grebe (Colymbus holbelli). L. 10. 
Ads. Crown and hindneck glossy black; back 
blackish; throat, cheeks, and underparts white; 
foreneck and sides rufous. Winter. Above blackish 
brown; throat and underparts white; foreneck pale 
rufous. Yxg. Similar but no rufous. Notes. “An 
explosive Aup’’ and ‘‘An exceedingly loud harsh voice 
not unlike that of an angry Crow, but of much greater 
volume. The calls were also given more slowly and 
indeed with singular deliberatiot., car,, car, three or 
four times, sometimes lengthened to caar, and again, 
broken and quavering like c¢a-a-a-r or ca-a-a-a-r.”’ 
(Brewster. ) 
Range.—North America, eastern Siberia, and Japan; breeds locally 
in the interior from about Lat. 50° northward; winters from Maine and 
British Columbia southward to South Carolina, Nebraska and 
southern California, chiefly on the coasts. 
“3. Horned Grebe (Colymbus auritus). L. 13.5. 
Ads., summer. Crown, hirdneck, and throat glossy 
black; plumes behind eye deep buff; back and wings 
blackish; foreneck, breast, sides, and lores chestnut; 
abdomen white. Winter. Above grayish black; be- 
low white. 
Range.—Northern Hemisphere: breeds largely In the interior from 
eastern Quebec, northern Illinois, St. Clair Flats, North Dakota, and 
British Columbia northward; winters from Maine and British Columbia 
south to Gulf States and southern California. 
4. American Eared Grebe (Colymbus nigricollis 
californicus). L. 13. Ads. Above, neck all 
around, and upper breast brownish black; cheek tufts 
yellowish brown; flanks chestnut; belly white. 
Winter. Grayish brown above; white below. 
Range.—Western North America east to Kansas; breeds locally 
from Texas and middle California north to Manitoba and British Col- 
umbia; winters from British Columbia, on the Pacific coast,and Texas 
southward. 
5. Least Grebe (Colymbus dominicus brachypterus). 
L. 10 Ads. Throat black; cheeks slaty, above blackish; 
below grayish. Winter. Similar but no black or slate 
on throat or cheeks. Smallest of our Grebes. 
Range.—Lower Rio Grande Valley in Texas and southern Lower 
California south to northern South America. 
*6. Pied-billed Grebe (Podilymbus podiceps). L. 13.5. 
Ads., summer. Above brownish black; throat and band 
on bill black; foreneck, breast, and sides brownish; 
belly white. Winter. The same, but throat white, 
breast more rusty, bill without black band. Notes. A 
loud, sonorous, ‘‘cow-cow-cow-cow-cow-cow-cow-cow-cow- 
uh, cow-uh, cow-uh, cow-uh.”’ 
Range.—Argentine Republic; north through Mexico and West Indies 
to Lat. of Hudson Bay; breeds locally throughout its range, but chiefly 
northward; winters from New Jersey, Illinois, and southern California 
southward. 
43 
Grebes and Loons. 
