216 GREY SEAL. 



on ; the old pile was whitish ; the new, which was 

 perfect only about the neck, was of a beautiful pale 

 bluish-grey, very short, and thickly set. The mys- 

 tachial bristles yellowish, the anterior claws black, 

 the posterior paler. Upper incisors (six) ver^ 

 deep, compressed, blunt, the outer very large ; 

 lower (four) smaller, more conical ; the canine teeth 

 conical, and a little curved ; the grinders, five on 

 either side in both jaws, conical, flattened on the 

 mesial aspect. The tongue fleshy, flat, rounded at 

 the extremity, but rather deeply emarginate. The 

 eyes orbicular, the iris dark-brown, the lens nearly 

 globular, the pupil dark-green, changing to light- 

 green, and shining, the central part of the choroid 

 being of a most beautiful blue. 



An individual of this species, in the Museum of 

 the University of Edinburgh, is six feet nine inches 

 in length, to the tip of the tail ; the mystachial 

 bristles are flattened and undulated ; the pile yel- 

 lowish-grey, more yellow beneath, with faint round- 

 ish patches of dusky, which are more conspicuous 

 on the lower parts of the sides. 



A good skeleton in the Museum of the Edinburgh 

 College of Surgeons measures six feet to the end of 

 the tail. The skull differs from that of the Com- 

 mon and Greenland Seals, more especially in having 

 its upper outline straight to the extremity of the 

 nasal bones, which in those species are declinate, in 

 being thus higher in front, in having the ridge 

 formed by the anterior part of the frontal bone, be- 

 tween the orbits much broader, and the palatal hole 



