SHORE BIRDS OF NORTH AMERICA. 



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FAMILY APHRIZID.^ SURF BIRDS AND TURNSTONES. 

 SUBFAMILY APHRIZINAE. SURF BIRDS. 



GENUS APHRIZA AUDUBON. 



APHRIZA VIRGATA (GmeL). 



Surf Bird. 



Ajihriza virgatsi 



Aphriza virgata. 



Adult, summer plumage : Upper plumage, streaked and mottled with black and grayish 

 white ; the scapulary plumes and some of the back feathers, rufous with a sub-terminal baud 

 of black tipped with white ; rump, dark brownish slate color ; upper tail coverts, white ; tail 

 feathers, black, narrowly tipped with white ; under parts, dotted with black on the throat 

 and spotted with black on the breast and sides of the body, the breast showing more or 

 less gray. 



Winter plumage : Entire upper parts, dark brownish gray ; throat, whitish ; breast, 

 brownish gray ; rest of under parts, white, dotted more or less with brownish gray ; rump, 

 dark gray ; upper tail coverts, white ; tail, brownish black tipped with white ; axillars, white. 



The Surf Bird occurs on the Pacific coast of North and South America, 

 from Alaska to Chili, hut is apparently nowhere common. The nest and 

 eggs are unknown. It has never been taken in Eastern North America. 



