| Alvania geryonia | |
|---|---|
 | |
| Shell of Alvania geryonia | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | A. geryonia |
| Binomial name | |
| Alvania geryonia (Nardo, 1847) | |
| Synonyms | |
Rissoa geryoniaNardo, 1847 | |
Alvania geryonia is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. [1]
The length of the shell varies between 2.5 mm and 4 mm.
 | This section needs expansion. You can help by adding to it. (December 2023) |
This species occurs in the Mediterranean Sea off Corsica, France, Tuscany, Italy and Greece; also in the Atlantic Ocean off the Azores.
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Alvania fractospira is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania hallgassi is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania hirta is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania hispidula is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania litoralis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania lucinae is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania mediolittoralis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania pagodula is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania rudis is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania settepassii is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania sororcula is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
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