| Rissoidae | |
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| Black-and-white photo of apertural view of the paratype of Alvinia gallinacea from Poor Knights Islands. | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Superfamily: | Rissooidea |
| Family: | Rissoidae Gray, 1847 |
| Species | |
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See text | |
| Synonyms | |
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Rissoidae is a large family of sea snails. Members of the Rissoidae are very small in size and possess an operculum.