| Alvania kaawaensis | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae |
| Genus: | Alvania |
| Species: | †A. kaawaensis |
| Binomial name | |
| †Alvania kaawaensis (Laws, 1940) | |
| Synonyms | |
| |
Alvania kaawaensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae. [1]
Fossils of this marine species were found in New Zealand
Alvania gradatoides is a species of minute sea snail with an operculum, a marine gastropod mollusk in the family Rissoidae.

Haurakia is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.
Alvania maximilicutiani is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania nina is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania abrupta is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania bounteyensis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania pinguis is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania pizzinii is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania solitaria is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania valeriae is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania aupouria is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.

Alvania exserta is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania maclurgi is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae.
Alvania pinguoides is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania scuderii is a species of minute sea snail, marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania venusta is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Alvania agathae is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.

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

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