Bithyniidae
Bithyniidae is a family of small freshwater snails with an operculum, aquatic gastropod molluscs in the order [Littorinimorpha.
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:- Alocinna Annandale & Prashad, 1919
- Bithynia Leach, 1818 - type genus
- * Subgenus Bithynia Leach, 1818
- * Subgenus Codiella Locard, 1894
- † Celekenia Andrusov, 1902
- Boreoelona Starobogatov & Streletzkaja, 1967
- Congodoma Mandahl-Barth, 1968
- † Daciella Wenz, 1942
- Digoniostoma Annandale, 1920
- Emmericiopsis Thiele, 1928
- † Euchilus Sandberger, 1870
- † Ferebithynia Kókay, 2006
- Funduella Mandahl-Barth, 1968
- Gabbiella Mandahl-Barth, 1968
- Hydrobioides Nevill, 1884
- Incertihydrobia Verdcourt, 1958
- Jubaia Mandahl-Barth, 1968
- Limnitesta Mandahl-Barth, 1974
- Myosorella Annandale, 1919
- Neosataria Kulkarni & Khot, 2015
- Neumayria de Stefani, 1877
- Parabithynia Pilsbry, 1928
- Parafossarulus Annandale, 1924
- Pseudobithynia Glöer & Pešić, 2006
- Pseudovivipara Annandale, 1918
- Sierraia Conolly, 1929
- † Tylopoma Brusina, 1882
- Wattebledia Crosse, 1886
- Bithinia Leach, 1818: synonym of Bithynia Leach, 1818
- Bulimus Scopoli, 1777: synonym of Bithynia Leach, 1818
- Bythinia Stein, 1850: synonym of Bithynia Leach, 1818
- Digyrcidum Locard, 1882: synonym of Bithynia Leach, 1818
- Gabbia Tryon, 1865: synonym of Bithynia Tryon, 1865 represented as Bithynia Leach, 1818
- Paraelona Beriozkina & Starobogatov, 1994: synonym of Bithynia Leach, 1818