PACIFIC EIDER. 233 



lars; some of the latter and tertials tipped with yellowish white. 

 Lesser wing coverts, dusky, tipped with white. Greater coverts, 

 pale buff. Secondaries and primaries, blackish brown; the for- 

 mer having the edge of outer webs pale buff. Tail, blackish 

 brown. Breast and sides, pale buff, barred with brownish black. 

 Under parts, uniform grayish brown. Under tail coverts, barred 

 with black and rufous. Wing, u-J; culmen, if; tarsus, if. 



Downy Young. According to Stejneger, who obtained it on 

 the Commander Islands, the downy young is precisely similar to 

 that of the Common Eider, S. mollissima. 



