(Figure 7) Radiolarian range chart of ODP Site 138-850, part I

DEPTH, sediment is given in mbsf. Relative abundance of individual species: R = rare (<10 specimens); F = few, (10-100 specimens); C = common (100-200 specimens), and A =...沉积物深度以海底以下米数（meters below seafloor，mbsf）表示。单个物种的相对丰度分级标准为：R代表稀少（标本数量<10）；F代表少量（10~100个标本）；C代表常见（100~200个标本），A为……