| Alvania tenuicostata | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | †A. tenuicostata |
| Binomial name | |
| †Alvania tenuicostata (G. Seguenza, 1876) | |
| Synonyms | |
† Rissoa (Alvania) tenuicostataG. Seguenza, 1876 superseded combination (Alvania accepted as full genus) Contents | |
Alvania tenuicostata is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae. [1]
Seguenzia monocingulata is an extinct species of sea snail, a marine gastropod mollusk in the family Seguenziidae. It resembles Seguenzia formosa and has been regarded as a synonym of that (extant) species. However the two species are distinct, based on shell morphology.
Alvania bicingulata is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania clathrella is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania dictyophora is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania disparilis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania litoralis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania scabra is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.

Alvania sculptilis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania sororcula is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania spinosa is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania subsoluta 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.
Alvania beanii is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania bozcaadensis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania fasciata is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania peloritana is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania bonellii is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania coccoi is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania dubia is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania gemmulata is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.