Neritidae
（重定向自Nerite）
![](/Images/godic/202501/29/Theodoxus_fluviatilis_33041.png")
![](/Images/godic/202501/29/Theodoxus_danubialis3041.jpg")
![A dish of cooked nerites from the Rajang River, Sarawak, Malaysia](/Images/godic/202501/29/Cooked_Snail_Found_In_Rajang_River3041.jpg")
![Meat extracted from freshwater nerites in the Punjab prior to cooking](/Images/godic/202501/29/Meat_extracted_from_fresh_water_periwinkle_snail3041.jpg")
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, marine, brackish water and freshwater gastropod mollusks in the order Neritoida.
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.