(Figure 3) Distribution of latest Aptian and Cenomanian-Turonian planktonic f...

X = present, ? quetionable occurrence, r = reworked, - = absent.该数据集标注规则为：X = 存在（present），? = 可疑出现（questionable occurrence），r = 返工处理（reworked），- = 不存在（absent）。