Subspecies and Distribution. A.o.oeconomusPallas,1776—W&SCSiberia(Russia)andNWMongolia. A.o.amakensisMurie,1930—AmakI(AleutianIs,Alaska). A.o.arenicoladeSélys-Longchamps,1841—Netherlands. A.o.dauricusKastschenko,1910—SCSiberia(areasaroundLakeBaikal)andNEMongolia..0.elymocetesOsgood,1906—MontagueI(SAlaska).app.0.finmarchicusSiivonen,1967—AndgyaandLanggyaintheVesteralenIs(Norway)..0.innwitusMerriam,1900—St.LawrenceI(Alaska)..0.kamtschaticusPallas,1779—KamchatkaPeninsula.Peep.0.kharanurensisCourantetal.,1999—GreatLakesHollow(NWMongolia).0.kjusjurensisKoljuschev,1935—NCSiberia..0.koreniG.M..Allen,1914—IndigirkaandKolymariverbasins(NEYakutia[=SakhaRepublic]andMagadanRegioninRussianFarEast). A.o.macfarlaniMerriam,1900—NEAlaskaandNWCanada(Yukon,NorthwestTerritories,andNunavut). A.o.mehelyiEhik,1928—SWSlovakia,EAustria,andHungary. A.o.montiumcaelestinumOgnev,1944—DzungarianAlatauandTianShan(SEKazakhstanandNWChina)..0.operariusNelson,1893—W&SAlaska..0.popofensisMerriam,1900—UngaandPopofIs(AleutianIs,Alaska).Be.0.punukensisHall&Gilmore,1932—BigPunukI(Alaska)..0.ratticepsKeyserling&Blasius,1841—FennoscandiaandNEuropeanRussia..0.sitkensisMerriam,1897—ChichagofandBaranofIs(Alaska). A.o.stimmingiNehring,1899—EGermany,Poland,Lithuania,Latvia,Belarus,Ukraine,andCEuropeanRussia. A.o.suntaricusDukelsky,1928—NW,C&SYakutia. A.o.tshuktshorumG.S.Miller,1899—ChukchiPeninsula. A.o.uchidaeKuroda,1924—N&CKurilIs. A.o.unalascensisMerriam,1897—Unalaska,UnimakandSanakIs(AleutianIs,Alaska). A. o. yakutatensis Merriam, 1900 — SW Alaska and N British Columbia. Also present on Kodiak I and small adjacentIs, and many other Aleutian Is, SW Alaska, but subspecies involved not known. in Cricetidae