30 SEALS. 



Halichcerus, Nilsson, Vet. AJcad. Handl. 1837; Scand. Fauna, 



i. 377; Wiegm. Arch. vii. 318. 

 Halychoerus, Hornschuch, Isis, viii. 1824, 810; Bull. Sci. Nat. 



v. 104. 

 Phoca, sp., O. Fab. ; Lichtenstein. 



1. HALICHCERUS GRYPUS. GREY SEAL. 



Halichcerus grypus, Nilsson, Scand. Fauna, i. 377- t. 34. f. 1, 2; 



Wiegm. Arch. vii. 318. 



Phoca grypus, Fab. Nat. Selsk. Skri. i. 167. t. 13. f. 4, skull. 

 Phoca gryphus, Licht. Berl. Acad. 1821, t. 1. f. 1, 2; Blainv. 



Osteog. Phoca, t. 9 ; Fischer, Syn. 239. 

 Phoca hispida, Schreb. S. 312. t. 86; Hamilton, t. 8. 

 Phoca Halichcerus, Thienem. Nat. Bemerk. 142. 

 Phoca leporina ?, Licht. in Haude und Spinersch Zeitung, n. 46. 

 Phoca ochotensis, Pallas, Zool. Ross. Asiat. i. 117. 

 Halychcerus griseus, Hornsch. Isis, 1824, 810; Bull. Sci. Nat.v. 



104. 



Halichcerus griseus, Nilsson, Scand. F. 377. t. 34. f. 1, 2; Ha- 

 milton, t. 10. 

 Halichoerus gryphus, JR. Ball, Trans. Roy. Irish Acad. xviii. 



t. 1, male and female, t. 2, 3, skull, teeth, &c. ; Sketches Brit. 



Seals, t. 1, 2 & 7. 



Grey Seal, Bell, Brit. Quad. 284. f. 

 Seal from South Sea, Home, Phil. Tr. 1822, t. 27, skull. 

 Young. Phoca Scopulicola, Thienem. N. Bemerk. 59. t. 5. 1824, 



3 adult; Bull. Sci. Nat. v. 261 ; Fischer, Syn. 237. 

 Phoca Thienemanni, Lesson, Diet. Class. H. N. xiii. 415. 

 Callocephalus Scopulicolus, Lesson, Man. 199. 

 Inhab. North coast of Europe (Ireland and Scotland). 



a. Adult : stuffed. Coast of Northumberland. 



b. Half-grown: stuffed. Fern Island. Presented by J. P. 

 Selby, Esq. 



c. Skull of a. Fern Island. 



d. Skull of b. Fern Island. Presented by J. P. Selby, Esq. 



10. TRTCHECHUS. 



Muzzle very broad, truncate, swollen and convex above; muffle, 

 palm and soles chaffy, callous, with the hair more or less worn 

 off in the adult (hairy when young?). Cutting teeth f in young, 

 % in adult; grinders ^, truncated, all single-rooted; canines, 

 upper very large, exserted. 



The skin is covered with small ovate scales. Nose with very 

 rigid white compressed pellucid bristles, rounded at the end'; 

 fore-feet small, outer and hinder edge of the upper side bald, rest 



