Alvania stephanensis

Alvania stephanensis
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Superfamily: Rissooidea
Family: Rissoidae
Genus: Alvania
Species:
†A. stephanensis
Binomial name
†Alvania stephanensis
Lozouet, 1998

Alvania stephanensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.[1]

Description

The length of the shell attains 1.64 mm, its diameter 0.98 mm.

Distribution

Fossils of this species were found in Oligocene strata in Aquitaine, France; age range: 28.4 to 23.03 Ma

References

  1. ^ 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.


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