18 SEALS. 



1. MONACHUS ALBIVENTER. MONK SEAL. 



Phoque a ventre blanc, Buffon, H. N. Supp. vi. t. 44 ; Cuv. R. A. 



i. 166 ; Oss. Fozs. v. 208. t. 17- f. 1, skeleton, f. 2, 345, skull ; 



Lobstein, Obs. Anat. Comp. Rangani, Opusc. Scient. 

 Phoca Monachus, Herm. Berl. Abh. iv. t. 12, 13; Desm. Mamm. 



241. 



Phoca Hermanni, Lesson, Diet. Class. H. N. xiii. 

 Pelagios Monachus, F. Cuv. Diet. Sci. Nat. xxxix. 550 ; Ann. 



Mus. xx.; Mem. Mus. xi. 193. t. 13, skull; Blainv. Osteog. 



Phoca, t. 5, 7, 8, 9. 

 Pelagius Monachus, Nilsson, Scand. Fauna ; Wiegm. Arch. viii. 



309 ; Gray, Zoo/. Erebus fy Terror. 



Monachus Mediterraneus, Nilsson, Vet. Akad. Hand. 1837, 235. 

 Phoca albiventer, Bodd. Elench. 170. 

 Phoca bicolor, Shaw, Zoo/, i. 254. t. 70, 71. 

 Phoca leucogaster, Peron. 

 Phoca vitulina, Wolf, Abbild. i. 18. t. 4, good. 

 Phoque Moine, F. Cuv. Ann. Mus. xx. 387. 

 ? Phoca Isodorei, Lesson, Rev. Zoo/. 1843, 256 ; Echo Monde 



Savantes, 1843, 228 (from Isle D'Oleron). 

 Pied Seal, Penn. Quad. ii. 173. 

 Mediterranean Seal, Shaw, Zoo/, i. 255. 

 Inhab. Mediterranean. 



5. OMMATOPHOCA. 



Skull broad, depressed behind; muzzle very short, broad; 

 orbits very large; grinders small, compressed, with a central 

 incurved lobe, and a small lobe on each side of it; fore-feet very 

 slightly clawed. 



Head short, broad ; ears small, with no internal conch ; muz- 

 zle very short, rounded ; muffle hairy between and to the edge 

 of the nostrils ; nostrils ovate ; whiskers tapering, conical. 



Skull depressed, expanded behind ; orbits very large ; muzzle 

 very short, broad, truncated in front, high behind ; petrose por- 

 tion of the temporal bone convex. 



Cutting teeth f , small, conical, sharply recurved at the tip ; 

 grinders small, compressed, with a subcentral, rather large, broad, 

 slightly incurved lobe, having a very small lobe on the inner side 

 of its front, and a larger conical one in the middle of its hinder 

 edge ; the front grinder of each jaw is smaller and thicker, with 

 a single conical root, the rest all with two diverging roots to the 

 crown; lower jaw rather slender, with a short symphysis in 

 front, and rather narrow, with a thick rounded edge in the 

 hinder part of the lower edge in the place of the angle. 



