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来自维基百科,自由的百科全书
巴爾頓期(也被稱為奧弗斯期)是中始新亞世的一個階段,起始和終止時間分別為41.2百萬年前和37.8百萬年前。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.