Extended data Figure 1 -. The Sterkfontein surface excavation and fossil teeth specimen.

Plan view of the Sterkfontein surface excavation adapted from Kuman, K., and Clark, R. J. 35, showing the association between the Type Site excavation and Member 4 deposits. (B) Photo of fossil teeth specimen StS 28; (C) upper first molar (M1) StS 28B; (D) permanent lower first molar (M1) StS 28C after being sectioned in two with a diamond low speed high precision rotary saw. (E) Photo of fossil teeth specimen StS 51; (F) permanent premolar (P3) StS 51A; (G) permanent canine (LC) StS 51B after being sectioned in two with a diamond low speed high precision rotary saw. The two teeth still embedded in the breccia were not sectioned.