Recently some Brachiopoda, coral, gastropoda, phytolite is identified by Nanjing Institute of Geology and Palaeontology China Academy of Sciences.The age belongs to Late Carboniferous epoch.

在该地层发现了一些腕足、珊瑚、腹足、化，经学院南京地质古生研究所鉴定，时代属晚炭世晚期。