SEALS. lk 
_ Phoca carcinophaga, Homb. & Jacq. Voy. Pole Sud, t. . Skull 
good. Not described. 
_ Stenorhynchus serridens, Owen, Ann. § Mag. N. H. 1843, 331; 
Proc. Zool. Soc. 1848, 131. 
Lobodon carcmophaga, Gray, Zool. Ereb. & Terror, Mammalia, 
2.t. 1. t. 2, skull; Cat. Osteol. Spec. B. M. 32. 
_ Halicheerus antarctica, T. Peale, U.S. Explor. Exped. 30. t. 5, 
skull, fig. .p. 31. 
Inhab. Antarctic Ocean, on the packed ice. 
a. Skull, three parts grown. Antarctic Seas. Presented by 
the Admiralty from the Antarctic Expedition. Skull figured 
Zool. Erebus 8 Terror, t. é 
6. Skull. Adult. Antarctic Seas. Antarctic Expedition. Pre- 
sented by the Admiralty. 
ce. Skull. Adult. Antarctic Seas. Antarctic Expedition. Pre- 
sented by Lieut. W. Smith, R.N. 
d. Skull. Adult. Antarctic Seas. Antarctic Expedition. Pre- 
sented by Lieut. W. Smith, R.N. 
_ e. Skull. Adult. Antarctic Seas. Antarctic Expedition. Pre- 
sented by Lieut. W. Smith, R.N.—See Fig. 2. p. 9. 
f. Skull. Young. Antarctic Seas. Antarctic Expedition. 
Presented by the Admiralty. 
_ g. Skeleton. Antarctic Seas. Antarctic Expedition. Pre- 
Bicented by the Admiralty. 
A. Skull. Antarctic Seas. Antarctic Expedition. Presented 
_ by the Admiralty. 
** The first front grinder in each jaw single-rooted, the rest 
two-rooted. 
2. STENORHYNCHUS. 
Skull elongate; muzzle elongate; grinders compressed, with 
_ three cylindrical elongate lobes, the centre one longest and 
largest. 
Head elongate; ear-conch none externally; muzzle broad, 
elongate; mutile hairy to the edge and between the nostrils; 
nostrils acute; whiskers slightly waved; face elongate, rather 
compressed; muzzle tapering, rather produced and compressed 
on each side; orbits moderate; the petrose portion of the tem- 
- poral bone rather convex. 
Cutting teeth 4, conical, acute, incurved, granular, and with a 
cutting edge on each side in a regular row, the two outer larger, 
_ the upper much larger than the lower, and separated from the 
canines by a broad space; canines conical, with sharp cutting 
edges within and on the sides, the upper largest: grinders ~, 
