<Li> Micoquien (130--70 ka) </Li> <Li> Aterian (82 ka) </Li> <Ul> <Li> Lincombian - Ranisian - Jerzmanowician (43 ka) </Li> <Li> Châtelperronian (45--40 ka) </Li> <Li> Aurignacian (43--26 ka) </Li> <Li> Baradostian (36 - 18 ka) </Li> <Li> Gravettian (33--24 ka) </Li> <Li> Solutrean (22--17 ka) </Li> <Li> Epigravettian (20 - 10 ka) </Li> <Li> Magdalenian (17--12 ka) </Li> <Li> Hamburg (14--11 ka) </Li> <Li> Federmesser (14--13 ka) </Li> <Li> Ahrensburg (13--12 ka) </Li> <Li> Swiderian (11--8 ka) </Li> </Ul> <Li> Lincombian - Ranisian - Jerzmanowician (43 ka) </Li>

How do we get to know about the palaeolithic societies