The fossils of algae, ostracoda, foraminifera, gastropod and polychaeta were found in the Tertiary carbonate beds in the west of Chaidamu Basin.

• 摘要柴达木盆地西部第三系的碳酸盐岩层中发现有藻类、介形虫、有孔虫、腹足类、多毛类等化石。