| Alvania argillensis | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | †A. argillensis |
| Binomial name | |
| †Alvania argillensis Lozouet, 1998 | |
| Synonyms | |
mall> | |
Alvania argillensis 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 1.6 mm, its diameter 1.1 mm.
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Fossils of this marine species were found in Oligocene strate in Aquitaine, France (age range: 28.4 to 23.03 Ma)
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Alvania is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.
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Alvania sanctipaulensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania stephanensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
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