Swartkrans: A Record of Paleoenvironmental Change in the Cradle of Humankind

Swartkrans, a pivotal site within the Fossil Hominid Sites of South Africa UNESCO World Heritage Site, has yielded groundbreaking evidence of early hominin coexistence. The discovery of SK 45, an early Homo fossil from the 'pink breccia' (Member 1), alongside Paranthropus robustus fossils, demonstrated for the first time that multiple hominin species coexisted in the same paleoenvironment during the Pleistocene epoch. This finding challenged earlier assumptions about hominin evolution and ecological separation. The research, conducted by Robert Broom and John Robinson between 1948 and 1953, also revealed significant paleoenvironmental changes through the analysis of breccia layers exposed during limestone mining activities. The study's approach combined paleontological excavation with geological observations, providing a unique window into the environmental context of early hominin evolution in South Africa.

de Ruiter, D. (2022). Swartkrans: A Record of Paleoenvironmental Change in the Cradle of Humankind. African Paleoecology and Human Evolution, 102–119. https://doi.org/10.1017/9781139696470.011