Aurignacian Lithic Economy formatIsbn:Softcover 9781441933379 This symposium was convened in 18 This symposium was convened in November 1997 at Palm Beach Gardens and techniques for underspecification and the integration of semantic information in the syntactic analysis to deal with massive ambiguity The author locates these patterns within an ecological context and argues that early modern humans selected specific mobility strategies to accommodate changes in subsistence environments this book explores how early modern humans obtained lithic raw materials and analyzes the different utilization patterns for locally available materials compared with those from a greater distance