Foraminifera, ostracoda of transitional phase, mollusc fossils, etc. 有孔虫、海陆过渡相的介形虫、软体动物化石等。 Thickness 2.5-5 meters, elevation 3.6-4.1 meters. 厚度2.5—5米，海拔3.6—4.1米。 The western boundary is consistent ...