Alvania stephanensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.[1]
Alvania stephanensis | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Littorinimorpha |
Superfamily: | Rissooidea |
Family: | Rissoidae |
Genus: | Alvania |
Species: | †A. stephanensis
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Binomial name | |
†Alvania stephanensis Lozouet, 1998
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Description
editThe length of the shell attains 1.64 mm, its diameter 0.98 mm.
This section needs expansion. You can help by adding to it. (February 2024) |
Distribution
editFossils of this species were found in Oligocene strata in Aquitaine, France; age range: 28.4 to 23.03 Ma
References
edit- ^ MolluscaBase eds. (2024). MolluscaBase. Alvania stephanensis Lozouet, 1998 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=872721 on 2024-02-04
- Lozouet P. (1998). Nouvelles espèces de gastéropodes (Mollusca: Gastropoda) de l'Oligocène et du Miocène inférieur de l'Aquitaine (Sud-Ouest de la France). Cossmanniana. 5(3-4): 61–102.
External links
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