Hypertext Webster Gateway: "Paludina"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Paludina \Pal`u*di"na\, n.; pl. L. {Paludin[ae]}, E.
{Paludinas}. [NL., fr. L. palus, -udis, a marsh, pool.]
(Zo["o]l.)
Any one of numerous species of freshwater pectinibranchiate
mollusks, belonging to {Paludina}, {Melantho}, and allied
genera. They have an operculated shell which is usually
green, often with brown bands. See Illust. of {Pond snail},
under {Pond}.
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