Neritopsidae is a family of small sea snails and freshwater snails in the clade Cycloneritimorpha (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
The great majority of species within this family are only known as fossils.
The few species which are extant are sometimes termed "living fossils".
But he recognizes Naticopsinae at family level as Naticopsidae with newly created subfamilies in it.
[2] Genera within the family Neritopsidae include: The only extant genera are Neritopsis and Pluviostilla from subfamily Neritopsinae.