Septaria
Gastropod
Septaria is a genus of freshwater and brackish water snails, gastropod mollusks in the family Neritidae.
These superficially limpet-like snails are native to the Indo-Pacific region. Wikipedia
Scientific name: Septaria
Lower classifications: Septaria porcellana and Septaria porcellana borbonica
Genus: Septaria; Férussac, 1803
Family: Neritidae