Fig. 1

Maps and lithostratigraphy of the terminal Ediacaran Dengying Formation in the Lijiagou (LJG) area, South China. a, b Ediacaran platform depositional environments in the northwestern margin of the Yangtze Platform [20] with a red rectangle showing (b) the location of the Ningqiang area in c. c Geological map of the LJG area in southern Shaanxi Province. Red star points to the studied section at Lijiagou village, Ningqiang, southern Shaanxi Province. d Stratigraphic occurrence of the Dengying Formation at the LJG section (modified from Cai et al. [21])