Paludina
/ˌpaljʊˈdʌɪnə/ /ˌpaljʊˈdiːnə/noun
Zoology. A genus of freshwater snails (pond snails), now usually called Viviparus; (also paludina) a snail of this genus.
Origin
Early 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From scientific Latin Paludina from classical Latin palūd-, palūs + -īna.