(Table 9) Distribution of calcareous nannofossils in sediment core ELT24.016-PC
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Species abundance: V = very abundant (100+ specimens per field of view), A = abundant (11 to 100 specimens per field of view), C = common (1 to 10 specimens per field of view),...
物种丰度分级标准如下：V为极丰富（very abundant，每视野内标本数≥100个），A为丰富（abundant，每视野内标本数为11~100个），C为常见（common，每视野内标本数为1~10个），……
