Alvania houdasi
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| Alvania houdasi | |
|---|---|
| Shell of Alvania houdasi (holotype) | |
| Scientific classification | |
| 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 houdasi Cossmann, 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.