Truncatelloidea
# Truncatelloidea

Truncatelloidea is a superfamily of snails, gastropod mollusks in the clade Caenogastropoda.

The families are marine, brackish, freshwater and terrestrial.

## Families

* Amnicolidae Tryon, 1863
* Anabathridae Keen, 1971
* Assimineidae H. Adams & A. Adams, 1856
* Bithyniidae Gray, 1857
* Bythinellidae Locard, 1893
* Caecidae Gray, 1850
* Calopiidae Ponder, 1999
* Clenchiellidae D. W. Taylor, 1966
* Cochliopidae Tryon, 1866
* Elachisinidae Ponder, 1985
* Emmericiidae Brusina, 1870
* Epigridae Ponder, 1985
* Falsicingulidae Slavoshevskaya, 1975
* Helicostoidae Pruvot-Fol, 1937
* Hydrobiidae Stimpson, 1865
* Hydrococcidae Thiele, 1928
* Iravadiidae Thiele, 1928
* Lithoglyphidae Tryon, 1866
* Lithoglyphulidae Radoman, 1973
* Moitessieriidae Bourguignat, 1863
* Pomatiopsidae Stimpson, 1865
* Spirostyliferinidae Layton, Middelfart, Tatarnic & N. G. Wilson, 2019
* Stenothyridae Tryon, 1866
* Tateidae Thiele, 1925
* Tomichiidae Wenz, 1938
* Tornidae Sacco, 1896 (1884)
* Truncatellidae Gray, 1840
* Vitrinellidae Bush, 1897
* Unassigned to a family : Aenigmula Golding, 2014

### Synonyms

* Adeorbidae Monterosato, 1884 synonym of Tornidae Sacco, 1896 (1884)
* Benedictiidae Clessin, 1880: synonym of Benedictiinae Clessin, 1880 (new rank)
* Circulidae Fretter & Graham, 1962: synonym of Vitrinellidae Bush, 1897
* Fairbankiinae Thiele, 1928: synonym of Iravadiidae Thiele, 1928
* Subfamily Hemistomiinae Thiele, 1929: synonym of Tateidae Thiele, 1925
* Hyalidae Golikov & Starobogatov, 1975: synonym of Iravadiidae Thiele, 1928
* Kolhymamnicolidae Starobogatov, 1983: synonym of Amnicolinae Tryon, 1863
* Limnoreidae B. Dybowski, 1911: synonym of Baicaliinae P. Fischer, 1885 (invalid: type genus a junior homonym)
* Paludestrinidae Newton, 1891 synonym of Hydrobiidae Stimpson, 1865
* Potamopyrgidae F. C. Baker, 1928: synonym of Tateidae Thiele, 1925
* Pseudomerelininae Starobogatov, 1989: synonym of Iravadiidae Thiele, 1928
* Pyrgulidae Brusina, 1882 (1869) synonym of Hydrobiidae Stimpson, 1865
