Land Snail Diplommatina spp (Mollusc, Gastropoda) at Ciremai Mountain National Park.The microscopies of land snail Diplommatinids depend on the water resources. This memberof mollusc can be used as a forest indicator. The results of the study shown that 50% JavanDiplommatinids found in this park. The study also indicated that Palatungan, Linggarjati andApuy (Argamukti) has Shannon and Weiner diversity: 1.33, 0.85, and 0.84, respectively