| Alvania frigida | |
|---|---|
| | |
| Shell of Alvania frigida (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. frigida |
| Binomial name | |
| †Alvania frigida (Cossmann, 1921) | |
| Synonyms | |
| |
Alvania frigida is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. [1]
Fossils were found in Pleistocene strata in Sicily, Italy.

Rissoidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks in the superfamily Rissooidea and the order Littorinimorpha.
Alvania cimex is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.

Pseudoliotina is a genus of small sea snails, marine gastropod mollusks in the family Skeneidae.
Alvania allixi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania bonneti is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania dollfusi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania gourbesvillensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania houdasi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania littorinoides is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania peyreirensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania sacyi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania aquensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania barreti is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania cossmanni is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania dumasi is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania eurydictium is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania transiens is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.

Alvania raulini is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.

Alvania urgonensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.