Figure 2. A in The oldest cynodont: new clues on the origin and early diversification of the Cynodontia

Figure 2. A, chronostratigraphic, lithostratigraphic and biostratigraphic chart of the Permian section of the Beaufort Group; B, sedimentological section of the locality showing the occurrence of Charassognathus gracilis gen. et sp. nov., SAM-PK-K10369 (arrow). Abbreviations: AZ, Assemblage Zone; BIO., biostratigraphy; CHRONO., chronostratigraphy; Chsn, Changhsingian; Ciste., Cistecephalus; FM., Formation; LITHO., lithostratigraphy; MEM., Member; Steenkamp., Steenkampsberg; Tapino., Tapinocephalus; Tropid., Tropidostoma.