Uncancylus is a genus of small, freshwater, air-breathing limpets, aquatic pulmonate gastropod molluscs in the family Planorbidae, the ram's horn snails and their allies.
| Uncancylus | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Superorder: | Hygrophila |
| Family: | Planorbidae |
| Tribe: | Ancylini |
| Genus: | Uncancylus Pilsbry, 1913 |
| Species | |
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See text | |
Anatomy
editThese animals have a pallial lung, as do all pulmonate snails, but they also have a false gill or "pseudobranch" which can serve perfectly well as a gill when they are unable to reach the surface for air.
Species
editSpecies within the genus Uncancylus include:[1][2]
- Uncancylus concentricus (d'Orbigny, 1835)
- Uncancylus crequi (Bavay, 1904)
- Uncancylus foncki (Philippi, 1866)
- Uncancylus patagonicus (Biese, 1948)
References
edit- ^ dos Santos, S. B. (2003). "Estado atual do conhecimento dos ancilídeos na América do Sul (Mollusca: Gastropoda: Pulmonata: Basommatophora)" [Current state of knowledge of ancylids in South America (Mollusca: Gastropoda: Pulmonata: Basommatophora)] (PDF). Revista de Biología Tropical (in Portuguese). 51 (3). Redalyc: 191–223. Retrieved 6 May 2014.
- ^ IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 06 May 2014.
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