Orléanist
The order of the Heterostropha was created by Paul Henri Fischer (1835-1893) in 1884.
List families
N.B. : this list is perhaps incomplete.-
Acteonidae Orbigny, 1842.
- Amathinidae Ponder, 1987.
- Architectonicidae Gray, 1850.
- Cornirostridae Ponder, 1990.
- Ebalidae Warén, 1995.
- Mathildidae Dall, 1889.
- Omalogyridae P. Fischer, 1885.
- Pyramidellidae Gray, 1840.
- Rissoellidae Gray, 1850.
- Valvatidae Gray, 1840.
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