Neritidae
Neritidae, common name the nerites, is a taxonomic family of small to medium-sized saltwater and freshwater snails which have a gill and a distinctive operculum. The family Neritidae includes marine genera such as Nerita, marine and freshwater genera such as Neritina, and freshwater and brackish water genera such as Theodoxus.
| Neritidae | |
|---|---|
| An oblique left side view of a live Theodoxus fluviatilis | |
| Two shells of the freshwater nerite Theodoxus danubialis, scale bar in mm | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Neritimorpha |
| Order: | Cycloneritida |
| Superfamily: | Neritoidea |
| Family: | Neritidae Rafinesque, 1815 |
| Genera | |
|
See text | |
| Diversity | |
| About 110 freshwater species, some brackish water species, and some fully marine species | |
The common name "nerite" as well as the family name Neritidae and the genus name Nerita, are derived from the name of Nerites, who was a sea god in Greek mythology.
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