Upper Tertiary
Upper Cretaceous
Liukeng Group
Fancun Group
Helixi Formation
Xiaxiang Formation
Xinling Formation
Huangnigang Formation
Middle Ordovician
Ningguo Formation and Tanjiaqiao Formation
Xiyang Upper Formation
Huayan Temple Group
Yangliugang Formation
Lower Cambrian
Piyuan Village Group
Lantian Formation
Leigongwu Group and Xiuning Group
Puling Formation
Dengjia Group
Shangxi Group
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