Fig. 1. A in Chondrichthyan remains from the Lower Carboniferous of Muhua, southern China

Fig. 1. A. Geology of the area of Muhua; location of the studied section (MH) marked with asterisk. B. Location of the Muhua locality in China. C. Stratigraphic column of the MH section with the position of the studied sample (MH−1). D. Major morphological terms of a cladodont tooth in labial view. A–C, courtesy of A. Baliński.