(Table 7) Distribution of calcareous nannofossils in ODP Hole 124-769B
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资源简介：
species abundance: W = very abundant (>70 % of a rich assemblage), A = abundant (>10 specimens per field of view at 1500 X), C = common (1-10 specimens per field), F = few (>7 specimens in entire scanning area), R = rare (3-6 specimens in entire scanning area), X = very rare (1-2 specimens in entire scanning area)
创建时间：
1991-01-01
