Paleoenvironmental change in the southern Kenya Rift System: A case study based on the Pleistocene Olorgesailie and Oltulelei Formations

Anna Katherine Behrensmeyer, Smithsonian NMNH, Paleobiology, Washington, DC, United States, Richard Potts, Human Origins Program, National Museum of Natural History, Smithsonian Institution, Washington, DC, United States and Alan L Deino, Berkeley Geochronology Center, Berkeley, CA, United States