(Table 10) Occurrence of selected diatom species in ODP Hole 119-746A
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Species abundance: A = abundant (>2 specimens in one field of view (X1800)), C = common (1 specimen in 2 fields), F = few (1 specimen in each horizontal transect), R = rare...
物种丰度(Species abundance)分级规则如下:A代表丰富(单视野(X1800倍)内可见标本量大于2),C代表常见(每2个视野可见1个标本),F代表稀少(每条水平样带可见1个标本),R代表稀有……



