Figure 1.
Map of the Pampas region
The three archaeological sites from which samples for this study derive are highlighted (Laguna de los Pampas, Laguna Chica, and Arroyo Seco 2; black circles), as well as other Early (red circles) and Late Holocene (blue circles) sites mentioned in this study. Los Rieles has some samples that date from the Late Pleistocene. Monte Verde II has signs of human activity dating to the Late Pleistocene. The 19th century territories of the Kawéskar and Yámana populations are shadowed in green and yellow, respectively.