the Fenshuiling formation to the upper Jurassic,while the Laiyang,Qingshan,and Xiwa formations to the lower Cretaceous,and the Wangshi formation to the upper Cretaceous.

• 把沂沭断裂带以东的莱阳组主要归为下白垩统中、下部，青山组归为下白垩统上部，王氏组归为上白垩统。