THE KITTIWAKE. 313 



In the breeding season the head, neck, tail and 

 under plumage are pure white ; the mantle, scapu- 

 lars, back and wings, pearl-grey ; the quills with 

 the ends black, the colour running along the whole 

 outer web of the first, and on the second, third, and 

 fourth to a gradually lesser extent ; the bill is green- 

 ish yellow, the inside of the mouth rich reddish 

 orange-yellow ; legs and feet greenish black. In 

 winter, the feathers in front of the eye, the end of 

 the auriculars, and the occiput, shading downwards 

 on the back of the neck, are pale blackish grey. 



F I N T 8. 



. OGDEJf AND Ca, PBINTEBS, 1/2, ST. JOHN STIiEET, B.C. 



