(Table 2) Sterane and triterpane composition of extracts from Early Cretaceou...

Sediment depth is given in mbsf. Expressed as percentages of total steranes or triterpanes.沉积物深度以mbsf（meters below sea floor，海底以下米）为单位给出。相关参数以占总甾烷(steranes)或三萜烷(triterpanes)总量的百分比形式表示。