44 pnociDiE, 



B. Ears with a snbcylindrical, distinct, external conch. Toes of the hind 

 feet suheqital, short, with Ion;/ membranes at the end; fore feet fin-like ; 

 jjalvi and soles bald, lonyitudinally grooved. Nose simple, with a rather 

 large callous muffle above and between the nostrils ; ctitting-teeth | , tipper 



often bifid; grinders ^y 



Subfamily 5. ARCTOCEPHALINA. 



The skull has a postorbital process, an alisphenoidal canal, the 

 mastoid process strong and salient, standing aloof from the auditory 

 bulla). — Turner. 



Arctoceplialina, Gray, Zool. Erebus ^ Terror, 4 ; Turner, Proc. Zool. 



Soc. 1848, 88. 

 Otaria, Peron, Voy. Terres Austr. ii. 118 ; Desm. Mamm. 248 ; Fleming, 



Phil. Zool. ii. 187; Gray, Griffith's A. K. v. 182 _; Nilssoii, Vet. Akad. 



Handl. 18.37 ; Skand. Fauna ; Wiegm. Arch. vii. 

 rhoca, § 3, F. Cuvier, Mem. Mus. xi! 205. 

 Otariadse, J. Brookes, 3Ius. Cat. 36, 1828. 



Fig. 15. 



Arctocephalus Hookeri. Fore foot and hind foot. 



15. CALLORHINUS. 



The face short ; forehead convex, regularly rounded from the end 

 of the nasal bone to the middle of the vertex ; the nasal opening is 

 small ; the palate rather concave, contracted behind, short, nearly 

 reaching the middle of the zygomatic arch. Lower jaw short, thick, 

 flattened, expanded beneath just in front of the condyle. 



Callorhinus, Gray, Proc. Zool. Soc. 1859, 357, 

 Arctocephalus, § *, Gray, Proc. Zool. Soc. 1859, 117. 

 Arctocephalus, sp., F. Cuvier. 



1. Callorhinus ursinus. Northern Fur- Seal. 



Adult male grey-black ; hair of the liack long, black, reddish, with 

 a subterminal band and a short grey tip ; under-fur short, woolly, 



