42U URSUS. 



Danis Gray, Thos. Ann. Phil., xxvi, 1825, pp. 60, 339. 

 Thalarctos! Gray, Thos. Ann. Phil., xxvi, 1825, p. 62. 

 Thalassarctos! Gray, Thos. Ann. Phil., xxvi, 1825, p. 339. 

 Helarctos! Horsf., Z06I. Jour., 11, 1825, pp. 221-234, pi. vii. 

 Euarctos! Ovsly, Proc. Zool. Soc, 1864, p. 692. 



Subgenus A. Thalassarctns. Polar Bear. 



729. Ursus maritimus Phipps. 



UrsHS miritimus Phipps, Voy. N. Pole, 1774, p. 185. Elliot, Syn. 

 N. Am. Mamm., F. C. M. Pub., 11, 1901, p. 310, pi. xxxii. 

 Zool. Ser. Id. Check-L. Mamm. N. Amer. Cont. & W. Indies. 

 F. C. M. Pub., VI, 1905. p. 390. Zool. Ser. 

 Polar Bear. 



1. Adult — P. Greenland. Ward's Nat. Scien. Establ., Roch- 

 ester, N. Y. 



2. Adult c? P. Hudson Bay Region, Arctic America. Thos. 

 Luce & Co., New Bedford, Mass. 



3. Adult 9 P. Hudson Bay Region, Arctic America. Thos. 

 Luce & Co., New Bedford, Mass. 



4-5. Jilv. — P. Hudson Bay Region, Arctic America. Thos. 

 Luce & Co., New Bedford, Mass. 



Subgenus B. Ursus. Brown Bears. 



730. Ursus middendorffi Merriam. 



Ursus middendorffi Merr., Proc. Biol. Soc. Wash., x, 1896, p. 69. 

 Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, p. 310. 

 Zool. Ser. Id. Check-L. Mamm. N. Amer. Cont. & W. In- 

 dies, F. C. M. Pub., VI, 1905, p. 390. Zool. Ser. 

 Middendorff's, or Alaska Browm Bear. 



I. Adult — Topotype. P. Kadiak Island, Alaska. C. F. Peri- 

 olat. 

 2-3, Juv. — Topotype. P. Kadiak Island, Alaska. C. F. Periolat. 



Subgenus C. Danis. Grizzly Bears. 



731. Ursus horribilis Ord. 



Ursus horribilis Ord, Guthr. Geog., 2d Am. ed., 11, 1815, p. 291. 



desc. p. 299. Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11. 



1901, p. 312, pi. xxxiii. Zool. Ser. Id. Check-L. Mamm. 



N. Amer. Cont. & W. Indies, F. C. M. Pub., vi, 1905, p. 392. 



Zool. Ser. 

 Ursus horribilis californicus Merr.. Proc. Biol. Soc. Wash., x, 



1896, p. 76. 



