Physician naturalist Edgar Alexander Mearns' 1907 report of beaver (Castor canadensis) on the Sonora River may be the southernmost extent of the range of this North American aquatic mammal.
Edgar Allan Poe | Alexander the Great | Alexander Pope | Alexander | Alexander Graham Bell | Alexander Calder | Alexander Pushkin | Alexander von Humboldt | Alexander I of Russia | Edgar Rice Burroughs | Alexander II of Russia | Alexander Hamilton | Edgar Degas | Alexander McQueen | Alexander II | Pope Alexander III | Jason Alexander | Edgar Award | Alexander I | J. Edgar Hoover | Alexander Korda | Alexander McCall Smith | Pope Alexander VI | Alexander von Humboldt Foundation | Alexander III of Russia | Edgar Winter | Alexander Alekhine | Alexander Mackenzie | Alexander Haig | Alexander Frey |