GUILLEMOTS, RAZORBILL, ETC. 135 



BRUNNICH'S GUILLEMOT. 



This Guillemot, the Uria bruennichi of Sabine 

 and most modern writers, is a very rare visitor to 

 the British Islands, its home being in the Arctic 

 regions, from Greenland possibly to the Liakoff 

 Islands, off the coasts of northern Siberia. It 

 deserves a passing notice, for it is possible that it 

 occurs in British waters more frequently than is 

 generally supposed. It is a perceptibly stouter 

 bird than the Common Guillemot, and has the 

 base of the upper mandible pale gray. In its 

 habits and economy it is not known to differ in 

 any special manner from the better known species, 

 of which it is the Arctic form. 



BLACK GUILLEMOT. 



This species, the Dovekey, or Greenland Dove, 

 of northern mariners, the Tysty of the Shetlanders, 

 and the Uria grylle of naturalists, is by far the 

 most local of the Auks that are indigenous to the 

 British Islands. During the breeding season it 

 is only known to frequent one English locality, 

 the Isle of Man; but in Scotland it is pretty 

 generally distributed along the western and northern 

 coasts, including St. Kilda, the Orkneys, and the 

 Shetlands. Its chief resorts in Ireland are on 

 the north and west coasts. The difference between 

 the summer and winter plumage of this little bird 

 is most extraordinary. In spring it assumes a 



