21 



6. CALLOCEPHALUS. 



Muzzle rather narrow ; whiskers waved : fingers gradually 

 shorter. Palate angularly notched behind ; hair subcylindrical, 

 under-fur thin ; web between the hind toes hairy. 



Inhab. Northern Ocean. 



Callocephalus (Callocephale), part., F. Cuv. Mem. Mus. xi. 182, 

 1827 ; Diet. Sci. Nat. lix. 463, 1829 ; Fischer ,Syn. 230; Gray, 

 Zool. Erebus fy Terror, Mamm. 



Phoca, sp., Linn. ; Fleming, Phil. Zool. ii. 187 ; Nilsson, Scand. 

 Fauna, xx. 



Fig. 7- 



Callocephalus vitulinus. Skull, grinder and palate. 



* Lower jaw short, branches rounded beneath, and diverging 

 from the front. 



1. CALLOCEPHALUS VITULINUS. COMMON SEAL. 



Finely sprinkled, blackish and whitish, and with greyish brown 

 and yellowish grey along the back, usually unspotted and black- 

 ish ; the underside of the body whitish ; a widish, paler, unspotted 

 ring round each eye, and over each eye a small roundish spot, 

 from which a bristle proceeds ; edge of lower jaw rounded below 

 in front, with a short symphysis ; grinders large, rather crowded 

 and oblique. 



Phoca vitulina, Linn. ; Nilsson, Vet. Akad. Handl. 1837 ; Scand. 

 Fauna; Wiegmann, Arch. vii. 316; Gray, Griffith, A. K. v, 



