MAMMALIA. 
89 
brown, influenced by age ; hair pretty long; nails thick, black, 
and strong; whiskers waved. 
Sub-Genus II.— Mirunga. — Gray .—Cutting teeth * or 
canines J-J •, grinders short, broad, and roots simple; crown 
striated and nearly flat; no external ears ; fur crowned on the 
nose, elongated into a trunk. 
Phoca cristata. — Crested Sea-Lion. 
Top of the head furnished with a moveable hood, susceptible 
of erection, and covering the eyes and muzzle. From seven to 
eight feet long. Inhabits the Northern Seas.—Type of M. F. 
Cuvier’s genus Stematope. 
Sub-Genus III— Otario. — Peron. —Cutting teeth ca¬ 
nines J—j, large ; grinders ; root simple ; crown with a prin¬ 
cipal conical point, and one little lineal lobe before and another 
behind it; external ears distinct. 
Phoca ursina. — The Sea Bear. 
Plate XVI. fi g . 4. 
Fur dark blackish brown ; males without a mane ; hind feet 
furnished with long flaps of skin. Eight feet long. Inhabits 
Kamtschatka.—Type of M. F. Cuvier’s genus Arctocephale. 
Genus 60. — Trichecus. — Linnceus. 
Generic Character. —Incisory teeth canine teeth grind¬ 
ers £-6 ; total 24. The incisory teeth are small and deciduous ; 
the superior canines or tusks, very large, somewhat longer than 
the head, compressed, and laterally arched; the grinders are of 
a cylindrical shape, with their upper surface obliquely truncated; 
the body is long and conical; the head round ; muzzle large ; 
without any external ears; tail short ; fore feet paddle-shaped, 
armed with five short claws ; hind feet horizontal, with five toes 
enveloped in the skin. 
