下更新统
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Since the Lower Pleistocene series in Chongtong basin which is at the north foot of Mufu mountain has not been found for a long time, the Quaternary stratigraphic system appears to be not complete.
位于幕阜山脉北麓的崇通盆地的第四纪地层系统，过去由于没有发现下更新统而有所空缺。
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