Subspecies and Distribution. U. a. arctos Linnaeus, 1758 — Europe and W Russia. U. a. alascensis Merriam, 1896 — most of Alaska (excluding Alaska Peninsula, SE panhandle & Kodiak Island group). U. a. beringianus Middendorff, 1853 — NE Russia (Kamchatka Peninsula & N Kuril Islands northward through the Koryak Autonomous District, and along W coast of the Sea of Okhotsk). U. a. collaris Cuvier, 1824 — Russia (Siberia, from E of the Yenisey River to the Bering Sea, but excluding Kamchatka and more southern parts of the Russian Far East), N Mongolia. U. a. dalli Merriam, 1896 — SE Alaska (N of Alexander Archipelago). U. a. gyas Merriam, 1902 — Alaska peninsula. U. a. horribilis Ord, 1815 —W Canada (Yukon, North-West Territories, British Columbia & Alberta), inland W USA (extirpated from S Wyoming to Mexico). U. a. isabellinus Horsfield, 1826 — N India, Pakistan, Afghanistan, N to Kazakhstan and Mongolia (Gobi Desert). U. a. lasiotus Gray, 1867 — Russia (Southern Kuril Islands, Sakhalin, Ussuri/Amur river region of the Russian Far East), NE China, North Korea, and Japan (Hokkaido). U. a. middendorffi Merriam, 1896 — Alaska (Kodiak Island & nearby islands). U. a. pruinosus Blyth, 1853 — Tibetan Plateau, China, N Nepal. U. a. sitkensis Merriam, 1896 — SE Alaska (Alexander Archipelago & adjacent coastal area). U. a. stikeenensis Merriam, 1914 — W Canada (W British Columbia), and formerly W USA (W Washington and Oregon). U. a. syriacus Hemprich & Ehrenberg, 1828 — Middle East, from Turkey to Iran (extirpated in Syria), Caucasus mountains of Russia, Georgia, Armenia and Azerbaijan. in Ursidae
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