Valvata cristata

Valvata cristata is a species of small freshwater snail with an operculum, an aquatic gastropod mollusk or micromollusk in the family Valvatidae, the valve snails.

[5] The shell is transparent, has 3-3.5 whorls in a circular aperture.

The umbilicus is wide and open, more than 1/3 of shell diameter.

This species lives in stagnant and slow-moving water.

Myzyk (2002)[6] described life cycle of Valvata cristata.

Specimens of V.cristata in Naturalis Biodiversity Center . Note the tiny size