pone.0169524.g001.tif (3.83 MB)
Calculi from Grave 188 at Al Khiday.
figure
posted on 2017-01-25, 17:40 authored by Donatella Usai, Lara Maritan, Gregorio Dal Sasso, Gilberto Artioli, Sandro Salvatori, Tina Jakob, Tiziana Salviatoa) geographic location of Al Khiday sites in Sudan; b) Pre-Mesolithic Grave 188; c-d) calculi in situ.
