The Mergansers. 389 



band, one within the other, and parallel 

 to the margin of the feather. If this bird 

 really came from China, and Gould 

 expresses no doubt on the matter, it may 

 be looked for in Upper Burma and the 

 Shan States. 



No other species of Merganser can be 

 expected to occur within our limits. 



