(Figure 9) Stratigraphic ranges of selected planktonic foraminifers at ODP Ho...
收藏B2FIND2026-03-19 收录
官方服务:
资源简介:
Species abundance: T = trace (one specimen), R = rare (<3%), F = few (3-15%), C = common (16-30%), A = abundant (>30%), P = present, samples with too few planktonic...
物种丰度(Species abundance):T=痕迹种(Trace,仅1份标本),R=稀有种(Rare,占比<3%),F=少见种(Few,占比3%~15%),C=常见种(Common,占比16%~30%),A=丰富种(Abundant,占比>30%),P=存在种(Present),样本中浮游生物(planktonic)数量过少……



