“…Already, the region's cave sites have been effectively evaluated in terms of (a) sources of drinking water (Veni, 1990); (b) sources of ''virgin'' water for religious rites (Digby, 1958;Mason, 1928Mason, , 1940McNatt, 1984;Pendergast, , 1971Stone, 1984); (c) religious rites (Gann, 1925(Gann, , 1929Graham et al, 1980;McNatt, 1984;Miller, 1989aMiller, ,b,c, 1990Palacio, 1977a,b;Prufer, 1995;Reents, 1980;Reents-Budet and MacLeod, 1986;Stone, 1984Stone, , 1995; (d) burials, ossuaries, and cremations (Bonor, 1986(Bonor, , 1989Pendergast, 1971;Roberts, 1990;Stone, 1995;Thompson, 1975); (e) art galleries (Bonor, 1995;Grove, 1970;Niederberger, 1996;Stone, 1995;Villela F., 1989;Walters, 1988aWalters, ,b, 1989); (f) ceremonial dumps (Brady and Rodas, 1995;Joyce et al, 1928;Joyce, 1929;Pendergast, 1969); (g) and shelter, storage (Manzanilla and McClund de Tapia, 1996), hunting blinds (Thompson, 1959(Thompson, , 1975, fertilizer sources …”