Ladislavella elodesLadislavella elodes, the marsh pondsnail, is a species of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusc in the family Lymnaeidae, the pond snails.TaxonomyThere is a very similar species Stagnicola palustris in Europe, and both species could in fact be one and the same species.DistributionThe distribution of Ladislavella elodes in North America includes all of Canada and the Great Lakes region of the United States.EcologyParasites of Ladislavella elodes include: ''Echinostoma revolutum''