176 
XARID;E. 
and some brown feathers on the ridges of the wings: the 
quills and tail dusky, with part of the inner webs white ; the 
two middle feathers half an inch longer than the rest, and very 
pointed ; the under plumage yellowdsh white ■with bars of 
wood brown ; the tarsi and posterior part of the webs and toes 
yellowish white and blue ; the frontal portion black. 
The egg figured 314 is that of the Arctic Skua. 
