(Figure 13) Distribution of middle Miocene through middle Pleistocene plankto...
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Sediment depth is given in mbsf. Species abundance planktonic foraminifera: VR = very rare (1-5 specimens); R = rare (5-10 specimens); C = common (10-30 specimens); A = abundant...
沉积物深度以海底以下米数（meters below seafloor，mbsf）为单位。浮游有孔虫（planktonic foraminifera）的物种丰度分级如下：VR=极稀少（1~5枚标本）；R=稀少（5~10枚标本）；C=常见（10~30枚标本）；A=丰富……
