Maritime Hunter-Gatherers: Ecology and Prehistory [and Comments and Reply] Ernst E. Wreschner, Robert Dewar, E. SPANIER, JOSEPH J. LISCHKA, R S Davis, David L. Pokotylo, PAYSON D. SHEETS, William S. Ayres, Fekri A. Hassan, D.L. Carlson, A. Osborn, B.L. Turner, T. Rogers, D.R. Yesner, B. Hayden • 1980