(Table 3A) Eocene distribution of calcareous nannofossils at DSDP Hole 43-384
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Species distribution: A = abundant (>10 % of total Cenozoic forms), C = common (1-10 %), F = few (0.1-1 %), R = rare (<0.1 %), - = absent
物种丰度分级标准:A = 繁盛(占新生代(Cenozoic)总类群的10%以上),C = 常见(占比1%~10%),F = 少见(占比0.1%~1%),R = 稀有(占比<0.1%),- = 缺失



