(Table 4) Distribution of planktonic foraminifers in ODP Hole 108-658A
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Species abundance: A = abundant (>30%), C = common, (15-30%), F = few (3-15%), R = rare (<3%), X = present, but no abundance estimated, - = absent.
物种丰度(Species abundance)分级标准如下:A代表丰富(丰度>30%),C代表常见(丰度15%~30%),F代表稀少(丰度3%~15%),R代表稀有(丰度<3%),X代表存在但未估算丰度,-代表缺失。



