| Alvania convexispira | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | †A. convexispira |
| Binomial name | |
| †Alvania convexispira O. Boettger, 1907 | |
Alvania convexispira 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 2.5 mm, its diameter 1.5 mm.
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Fossils of this marine species were found in Middle Miocene strata in Hungary.
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