. . . "* Viviparus malleatus (Reeve, 1863)" . "*Paludina japonica" . "*Vivipara stelmaphora" . "*Vivipara lecythoides" . . . . "Cipangopaludina malleatas is a species of large, freshwater snail with an operculum and a gill, an aquatic gastropod mollusk in the family Viviparidae, the river snails. Originally from Japan, C. malleata has been introduced to various areas along the Pacific coast of North America."@en . "* Paludina malleata (Reeve, 1863) (original combination)" . .