Alvania urgonensis
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| Alvania urgonensis | |
|---|---|
| File:Alvania urgonensis 001.jpg | |
| Shell of Alvania urgonensis (holotype) | |
| 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. urgonensis
|
| Binomial name | |
| †Alvania urgonensis Cossmann, 1918
| |
Alvania urgonensis 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 3.5 mm, its diameter 1.25 mm.
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Distribution
Fossils of this species were in Barremian strata (Cretaceous) near Orgon, southern France.
References
- ↑ MolluscaBase eds. (2024). MolluscaBase. Alvania urgonensis Cossmann, 1918 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=866085 on 2024-02-18
