puits (1) végétation (1) couverture végétale (1) sol (1) pollen (1) colline (1) fossile (1) forêt (1) ville (1) charbon de bois (1) Guatemala (1) Development (1) Area (1) Indexes (1) Phytoliths (1) Antiquities, Prehistoric (1) Area (1) Will (1) Sponges (1) Soils (1) Savannas (1) Pollen (1) Plants (1) Plant communities (1) North and south (1) Prehistoric peoples (1) Indicators (Biology) (1) Indexes (1) Holy Cross (1) Diatoms (1)