Extended Data Figure 4: Graphical representation of the size of stone artefacts and distribution of raw materials in Warratyi rock shelter.
From: Cultural innovation and megafauna interaction in the early settlement of arid Australia
a, Distribution of lengths for in situ >1 cm artefacts found at Warratyi rock shelter. Blue line, maximum length; grey line, mean; orange, minimum length. b, Distribution of raw material types for stone artefacts <1 cm in length by spit at Warratyi rock shelter. Orange, chalcedony; green, quartz; brown, silcrete; yellow, chert.
