上新世
上新世（英语：Pliocene）是地质时代中新近纪个最新个一个世，渠从距今530万年开始，距今260万年结束。上新世前是中新世，后头是更新世。
如同其它交关多比较老个地质时代，上新世搭其它相邻个时代个地层分界定义分明，但渠个精确个辰光范围还弗邪气准确。
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