Alvania barreti
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| Alvania barreti | |
|---|---|
 | |
| Shell of Alvania barreti (specimen at MNHN, Paris) | |
Scientific classification  | |
| 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.
