402 BRITISH BIRDS. 



THE RAZOR-BILL. 



AUK, MURRE, FALK, MARROT, OR SCOUT. 

 SUMMER PLUMACK. 



(A lea Torda, Linn. Phtgouin macroptcrc y Temm.) 



THE length of this bird, from bill to tail, is 

 eighteen inches, the breadth of the extended wings, 

 about twenty-seven. The bill is black, strong, 

 curved towards the point, and sharply edged; the 

 upper mandible is crossed with four transverse 

 grooves, and the under one with three, the broadest 

 of which is white, and forms a band across them 

 both : the inside of the mouth is yellow : the base 

 of the bill is covered with feathers a great w r ay 

 forward, upon which, on each side, is placed a 

 singular, narrow, white streak, which passes to 

 the corner of the eye ; another white stripe or bar, 

 formed by the tips of the lesser quills, crosses each 

 wing obliquely: the upper part of the head, hinder 



