(ملاحظة: توجد مقالة واحدة بالعربية، وهي لنوع "Neritodryas cornea" الموجود أدناه)أسرة ال(Neritinae) وتضم:*Genus "Bathynerita" Clarke, 1989*Genus "Nerita" Linnaeus, 1758 - type genus**Subgenus "Adenerita"**Subgenus "Amphinerita"**Subgenus "Cymostyla"**Subgenus "Heminerita"**Subgenus "Ilynerita"**Subgenus "Linnerita"**Subgenus "Melanerita" Martens, 1889***Species "Nerita atramentosa" Reeve, 1855***Species "Nerita melanotragus" Smith, E. A., 1884**Subgenus "Mienerita"**Subgenus "Nerita"**Subgenus "Ritena"**Subgenus "Theliostyla"† Neritariinae* † "Neritaria" Koken, 1892عشيرة ال(Neritinini) وتضم:*Genus "Neritina" Rafinesque, 1815**Subgenus "Dostia"**Subgenus "Neritina"**Subgenus "Vittina"*Genus "Turrita" Wagner, 1897***Species "Turrita vittata"*Genus "Vitta" Mörch, 1852***Species "Vitta luteofasciatus"*Genus "Septaria" Férussac, 1807عشيرة ال(Theodoxini) وتضم:*Genus "Clithon" Montfort, 1810*Genus "Clypeolum" Récluz, 1842**Species "Clypeolum auriculatum"**Species "Clypeolum granosum"**Species "Clypeolum latissimum"*Genus "Fluvinerita" Pilsbry, 1932**Species "Fluvinerita tenebricosa"*Genus "Neripteron" Lesson, 1831**Species "Neripteron granosus"**Species "Neripteron guerinii"*Genus "Neritodryas" Martens, 1869**Species "Neritodryas cornea" لزيق (حلزون بحري)**Species "Neritodryas dubia"**Species "Neritodryas subsulcata"*Genus "Puperita" Gray, 1857*Genus "Theodoxus" Montfort, 1810أسرة ال(Smaragdiinae) وتضم:*Genus "Gaillardotia" Bourguignat, 1877*Genus "Magadis" Melvill & Standen, 1899*Genus "Pisulina" Nevill, 1869**Species "Pisulina adamsiana"* Genus "Smaragdella" Baker, 1923* Genus "Smaragdia" Issel, 1869*Genus "Smaragoista"† Velatinae* † "Velates" Montfort, 1810