Nannofossil abundance of Hole 22-215
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Relative abundance: D = dominant, A = abundant, C = common, F = few, R = rare, T = trace, P = present (numerical values are abundance in percent)
相对丰度:D=优势种(dominant)、A=丰盛种(abundant)、C=常见种(common)、F=少量类群(few)、R=稀有种(rare)、T=痕量类群(trace)、P=存在类群(present)(丰度数值以百分比为单位)



