Biology:Valvata bicarinata

Two-ridge valvata
	Drawing: lateral view of the shell of Valvata bicarinata.
Conservation status
	NE
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia; informal group Lower Heterobranchia
Superfamily:	Valvatoidea
Family:	Valvatidae
Genus:	Valvata
Species:	V. bicarinata
Binomial name
	Valvata bicarinata; I. Lea, 1841

Short description: Species of gastropod

Valvata bicarinata, common name the two-ridge valvata, is a species of small freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Valvatidae, the valve snails.

References

↑ IUCN (2008). 2008 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 20 November 2008.

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Two-ridge valvata

Drawing: lateral view of the shell of Valvata bicarinata.
Conservation status
NE^[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia informal group Lower Heterobranchia
Superfamily:	Valvatoidea
Family:	Valvatidae
Genus:	Valvata
Species:	V. bicarinata
Binomial name
*Valvata bicarinata* I. Lea, 1841