Scientific name Bithyniidae Rank Family | Superfamily Truncatelloidea | |
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Lower classifications |
Bithyniidae
Bithyniidae is a family of small freshwater snails with an operculum, aquatic gastropod molluscs in the clade Littorinimorpha.
Contents
Their minute shell is often colored. They are characterized by a calcareous operculum, a lobe on the upper surface of the neck. The ctenidium, the respiratory gill-comb, is very broad. They have a ciliary feeding habit. The kidney has a large extension towards the mantle.
Genera
Genera in the family Bithyniidae include:
References
Bithyniidae Wikipedia(Text) CC BY-SA