Sect. I. Grinders ^-., tioo-rooted; ears none; toes simple, of the fore feet 

 short, of the kind feet unequal, the outer on each side longest, the middle 

 shortest ; the judms and soles hairy. (See fig. 1.) 



The skiill has no postorbital process nor alisphenoid canal. The 

 mastoid process is swollen, and seems to form part of the auditory 

 bulla. — Turner. 



Flo-. 1. 



Mouachus albiventer. Fore and hind feet. 



Phoca, Graij, Griffith's A. K. v. 175, 1827. 



Phoca, Sect. I., F. Cuvier, Mem. Mtis. xi. ; Nilsson, Wiegm. Arch. 



vii. 306 ; Skand. Fauna, n. xx. 

 Phocidae seu Brachiodontia, /. Brookes, Cat. Mus. 36, 1828. 

 Phoques, les dents ont les racines multiples, I. Cuvier, Dents des 



Mamm. 116. t. 38, 1825. 

 Phocina (part.). Turner, Proc. Zool Soc. 1848, 88. 

 PhocidiB, § 1, Grai/, Cat. Seals B. M. 5-8. 



Subfamily 1. STENORHYNCHINA. 



Cutting-teeth f ; hind feet nearly dawless ; muffle hairij to the edge 

 and between the nostrils ; fore feet triangular ; wrist very short. 



Stenorhvnchina, Grm/, Ann. Phil. 1825, 340 ; ilag. N. H. i. 583, 1837 ; 

 Zool. Erebus Sf Terror ; Cat. Seals B. M. 5, 8, 1850. 



* The first, second, and third front upper and the first front lower grimlers 

 single-rooted, the rest tivo-rooted; lower jaw moderate, rather iceak; 

 orbits large. 



1. LOBODON. 



Skiill elongate ; muzzle elongate ; grinders rather compressed, with 

 a large lobe in front, and three lobes behind the larger central one. 



Head elongate ; ear- conch none externally ; muzzle broad ; nostrils 

 ovate, hairy to the edge ; whiskers rigid, tapering, waved. Skull 

 elongate, rather depressed ; nose broad, rather produced ; orbits 



