Some syndepositional soil-layers disturbed by earthquakes were discovered in thick-bedded alluviums of Eocene Zhubidian formation in Anqiu area of Tancheng-Lujiang seismic zone.

• 摘要在郯庐地震带的安丘地区，发现始新世朱壁店组厚层冲积层中发育一些同沉积的地震扰动岩土层。