Acroloxidae
Family of gastropods
From Wikipedia, the free encyclopedia
Acroloxidae, commonly known as river limpets, are a taxonomic family of very small, freshwater snails, aquatic pulmonate gastropod limpet-like mollusks with a simple flattened conical shell in the clade Hygrophila.
| Acroloxidae | |
|---|---|
| A left side view of a live Acroloxus lacustris | |
| Two views of a shell of Acroloxus lacustris | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Superorder: | Hygrophila |
| Superfamily: | Lymnaeoidea |
| Family: | Acroloxidae Thiele, 1931 |
| Diversity[1] | |
| About 40 freshwater species | |
Acroloxidae is the only family within the superfamily Acroloxoidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Distribution
Worldwide.[2]
Anatomy
Pulmones are reduced. Sexual cavity and accessory gills are on the right side.[2]
Genera
Genera within the family Acroloxidae include:
- Acroloxus Beck, 1838[3] - type genus[4]
- Baicalancylus Starobogatov, 1967[4]
- Frolikhiancylus Sitnikova & Starobogatov, 1993
- Gerstfeldtiancylus Starobogatov, 1989[4][5]
- Pseudancylastrum Lindholm, 1909[4][6]
- Synonyms
- Costovelletia Starobogatov, 1991: synonym of Acroloxus H. Beck, 1838 (a junior synonym)
- Dinarancylus Starobogatov, 1991: synonym of Acroloxus H. Beck, 1838 (a junior synonym)
- Velletia J. E. Gray, 1840: synonym of Acroloxus H. Beck, 1838 (junior objective synonym)