| Alvania barreti | |
|---|---|
 | |
| Shell of Alvania barreti (specimen at MNHN, Paris) | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | †A. barreti |
| Binomial name | |
| †Alvania barreti (Morlet, 1885) | |
| Synonyms | |
| |
Alvania barreti is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae. [1]
The length of the shell attains 3.5 mm, its diameter 1.2 mm.
 | This section needs expansion. You can help by adding to it. (February 2024) |
Fossils of this species were found in late Eocene strata in Île-de-France, France.
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Alvania cimicoides is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania discors is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
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Alvania hauniensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania tongrorum is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania curta is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania mariae is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
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Alvania lactanea is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
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