Summary cross section of the central area of the rock-shelter. Nicolas Naudinot Camille Bourdier Marine Laforge Céline Paris Ludovic Bellot-Gurlet Sylvie Beyries Isabelle Thery-Parisot Michel Le Goffic 10.1371/journal.pone.0173037.g002 https://plos.figshare.com/articles/figure/Summary_cross_section_of_the_central_area_of_the_rock-shelter_/4722748 <p>US- 101: Humic horizon on silty-clayey colluvium and modern anthropogenic filling. US-108: Scree of quartzite boulders in silty-clayey colluvium. US-104: Strongly developed colluvium (Bt horizon). US-102: Solifluction layer made of reworked lœss and small cryoclastic quartzite boulders and gravels. US- 103: Lightly reworked lœss (M. Laforge & S. Sorin).</p> 2017-03-03 18:35:06 cave walls Azilian site iconographic continuity Upper Paleolithic Archaeology schist tablets Le Rocher restructuring Magdalenian Recent work adaptive changes expression stone tool technology