SEALS. 39 
Subfamily 5. Arctocephalina. Ears with a subcylindrical, 
distinct, external conch. Toes of the hind-feet subequal, 
short, with long membranes at the end: fore-feet fin- 
like: palm and soles bald, longitudinally grooved. Nose 
simple, with a rather large callous muffle above and 
between the nostrils: cutting teeth %, upper often bifid ; 
grinders ae 
The skull has a postorbital process, an alisphenoidal canal, 
the mastoid process strong and salient, standing aloof from the 
auditory bulle.—Turner. 
Fig. 14. 
Arctocephalus Hookeri. Fore- and hind-feet. 
Arctocephalina, Gray, Zool. Erebus § Terror, 4; Turner, Proc. 
Zool. Soc. 1848, 88. 
Otaria, Peron, Voy. Terre Aust. 1. 118; Desm. Mamm. 248; 
Fleming, Phil. Zool. ti. 187 ; Gray, Griffith, A. K. v. 182; 
Nilsson, Vet. Akad. Hand. 1837; Scand. Fauna; Wiegm. 
Arch. vii. 
Phoca § 3, F. Cuvier, Mem. Mus. xi. 205. 
Otariade, J. Brookes, Mus. Cat. 36, 1828. 
13. ARcTocEPHALUS, F. Cuv. 
Muzzle rather tapering in front. Cutting teeth §, upper 
nearly square. Grinders 7°. Palate of the skull rather narrower 
behind than in front; short, scarcely reaching to the middle of 
