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桑加蒙間冰期

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桑加蒙間冰期(英語:Sangamonian StageSangamon interglacial)是一個用於北美洲的更新世的一個間冰期,得名於美國桑加蒙縣,是距今最近的間冰期,距今約7.5萬到12.5萬年前[1][2]

  1. ^ Hansel, A.K. and E.D. McKay, in press, Quaternary Period, in D.R. Kolata, ed., The Geology of Illinois. Illinois State Geological Survey, Urbana, Illinois.
  2. ^ Willman, H.B., and J.C. Frye, 1970, Pleistocene Stratigraphy of Illinois. Bulletin no. 94, Illinois State Geological Survey, Champaign, Illinois.