Brotia episcopalisBrotia episcopalis is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pachychilidae.TaxonomyIn the 20th century, B. episcopalis was frequently synonymized with Brotia costula due to cryptically similar shell morphology. In the 21st century molecular data was able to distinguish this species.DistributionThis species occurs in: peninsular Malaysia ThailandHuman useEvidence of B. episcopalis being used as food has been discovered in Neolithic archaeological sites in Malaysia.