Alvania houdasi | |
---|---|
![]() | |
Shell of Alvania houdasi (holotype) | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Littorinimorpha |
Superfamily: | Rissooidea |
Family: | Rissoidae |
Genus: | Alvania |
Species: | †A. houdasi |
Binomial name | |
†Alvania houdasi (Cossmann, 1921) | |
Synonyms | |
† Rissoa houdasiCossmann, 1907 |
Alvania houdasi 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 mm.
![]() | This section needs expansion. You can help by adding to it. (February 2024) |
Fossils of this species were found in Eocene strata in Île-de-France, France.
Alvania cimex is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania discors is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania lineata is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania punctura is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania testae is a species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Turricula barreti is an extinct species of sea snail, a marine gastropod mollusk in the family Clavatulidae.
Alvania gourbesvillensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania thalia is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania alfredbelli 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 areolifera 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 burtoni is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania dautzenbergi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania hauniensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania tongrorum is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania curta is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania mariae is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania oceani is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Alvania venus is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.