GENUS URSUS.— Linn. 
DENTAL FORMULA. 
8 ■ „ . 1—1 , , 6—6 
Incisive Canine — ; Molar — = 42. 
6 1—1 7—7 
Head, large ; body, stout, and covered with a coat of thick hair; ears, 
large, slightly acuminated. 
Legs, stout ; five toes, furnished with strong curved claws, fitted for 
dicrorincr. 
Tail, short ; mamma3, six, two pectoral and four ventral ; no glan- 
dular pouch under the tail. 
Omnivorous, nocturnal, but frequently seen wandering about during 
the day. 
The generic name is derived from the Latin ursus, a Bear. 
Eight species of this genus have been described, three existing in 
Europe, one of which, the Polar Bear, is common also to America, one in 
the mountainous districts of India, one in Java, one in Thibet, and three 
in North America. 
UESUS J\fARITIMUS.— L inn. 
Polar Bear. — White Bear. 
PLATE X C I .—Male, 
U. Capite elongata ; cranio applanato ; collo longo ; pills longis mol 
libus, albis. 
characters. 
Head, elongated ; skull, flat ; neck, long ; hair, long, soft, and white 
SYNONYMES. 
White Bear. Marten’s Spitz. Trans., p. 107. An. 1675. 
Ursus Maeitimus. Lin. Syst. 
Ursus Aldus. Brisson, Regne, an. p. 260. 
L’Ours Blanc. Biiffon, vol. 15, p. 128. An. 1767. 
Uhsub Marines. Pallas, vol. 3, p. 69. 
Polar Bear. Penn. Arct. Zool., p. 53. 
