| Country of Origin | United States |
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Check the listing for details. Beaver Prehistoric Incisor Tooth Fossil in Display Case. Condition: Used, Made in United States. Listed at 12.99 USD. Great prehistoric beaver incisor tooth fossil. The species is Castor Canadensis. Beavers (genusCastor ) are large, semiaquatic rodents of the Northern Hemisphere. Beavers are the second-largest living rodents, after capybaras, weighing up to 110 lb.