International audienceDiscovered in 2005 by T. Bismuth and diagnosed as part of a preventive operation by Inrap under the responsibility of L. Detrain in 2006, Bouyssonie Cave has been the object of planned excavations, coordinated since 2008 by D. Pesesse. This work has revealed a stratigraphic sequence from the Early Upper Palaeolithic to the Neolithic, which documents several cultural traditions, regarding which little had hitherto been known at a regional level. In particular, the work carried out at the entrance of the cave carved into the Triassic sandstone, has revealed several layers of remains, dated to between 20,500 and 9,000 cal BP. Succeeding the elements currently under study, which are attributable to the Middle and Late Grav...