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Helisomid

Helisoma
Naturalis Biodiversity Center - ZMA.MOLL.372960 - Helisoma anceps (Menke, 1830) - Planorbidae - Mollusc shell.jpeg
Helisoma anceps
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Hygrophila
Superfamily: Planorboidea
Family: Planorbidae
Subfamily: Bulininae
Tribe: Coretini
Genus: Helisoma
Swainson, 1840

Helisoma is a genus of freshwater air-breathing snail, a pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails.

Species within the genus Helisoma include:



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Wikipedia

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