(Table 5) Distribution of Pleistocene to late Oligocene nannofossils in ODP H...
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Species abundance: A = abundant (>10% of the total assemblage), C = common (1.0-10%), F = few (0.1-1.0%), R = rare (<0.1%), r = reworked, - = absent.
物种丰度(Species abundance)分级标准如下:A代表丰富类群,占总物种组合的10%以上;C代表常见类群,占比为1.0%~10%;F代表稀少类群,占比为0.1%~1.0%;R代表稀有类群,占比低于0.1%;r代表再沉积类群;-代表该类群缺失。



