t)U0 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. [Z^j 



Cystophora cristata, (Erxleben) Nilsaou. Hooded Seal. 



North Atlantic and Arctic Seas. 

 Macrorhinus angustirostris, Gill. Californian Sea-elei>hant. 



Coast of Southern California and Western Mexico. 



Family ODOB^NID^. The Walruses. 



Odobaenus rosmarus, (Malmgren). Atlantic Walrus. 



Labrador to the Arctic Circle ; Arctic Europe and Asia. 



Odobaenus obesus, (111.) Alleu. Pacific Walrus. 

 Bering Straits. 



Suborder Fissipedia. The Terrestrial Carnivores. 



Family UKSID^. The Bears. 



Ursus americanus, Pallas. Black Bear. 



North America from Mexico to Alaska. 



Ursus horribilis. Ord. Grizzly Bear. 



Western North America from Mexico to Alaska. 

 Ursus Richardsoni, Audubon & Bachman. Barren-Ground Bear. 



Barren grounds of northwestern North America. 

 Thalassarctos maritimus, (Linn^) Gray. White or Polar Bear. 



Northern America, Europe, and Asia. 



Family PEOCYONID^. The Raccoons. 



Cercoleptes caudivolvulus, (Pallas) Tomes. 



Mexico to Peru. 

 Nasua narica, (Linn6) Allen. 



Texas to Panama. 

 Procyon lotor, (Linn6) Storr. Raccoon. 



United States and Central America. 

 Procyon cancrivorus, (Cuvier) Sclater. Crab-eating Raccoon. 



Panama to Guiana. 

 Bassaris astuta, Lichlensteiu. Common Cacomistle. 



Oregon ; Ohio to Mexico. 

 Bassaris Sumichrasti, De Saussure. Southern Cacomistle. 



Mexico to Costa Rica. 



Bassaricyon Gabbi, Allen. 

 Costa Rica. 



