Anna Risso, 1826 † (original description)
Anna massena Risso, 1826 † (original description)
Barnea Risso, 1826 (original description)
Calyptraea succinea Risso, 1826 accepted as Calyptraea chinensis (Linnaeus, 1758) (original description)
Cemoria Risso, 1826 accepted as Puncturella R. T. Lowe, 1827 (original description)
Cyclope pellucida Risso, 1826 accepted as Tritia pellucida (Risso, 1826) (original description)
Erato Risso, 1826 (original description)
Leachia Risso, 1826 accepted as Hydrobia W. Hartmann, 1821 (original description)
Leachia vitrea Risso, 1826 accepted as Ecrobia vitrea (Risso, 1826) (original description)
Lepidopleurus Risso, 1826 (original description)
Mangelia lineolata Risso, 1826 accepted as Mangelia multilineolata (Deshayes, 1835) (original description)
Mangelia undulata Risso, 1826 accepted as Mangelia multilineolata (Deshayes, 1835) (original description)
Mitra biplicata Risso, 1826 accepted as Pusia ebenus (Lamarck, 1811) (original description)
Mitra costulata Risso, 1826 accepted as Pusia ebenus (Lamarck, 1811) (original description)
Mitra littoralis Risso, 1826 accepted as Pusia ebenus (Lamarck, 1811) (original description)
Murex bicristatus Risso, 1826 † accepted as Ocenebra erinaceus (Linnaeus, 1758) (original description)
Murex orbignianus Risso, 1826 accepted as Ocenebra erinaceus (Linnaeus, 1758) (original description)
Murex rudis Risso, 1826 accepted as Muricopsis cristata (Brocchi, 1814) (original description)
Murex triquetra Risso, 1826 accepted as Ocenebra erinaceus (Linnaeus, 1758) (original description)
Nanina unifasciata Risso, 1826 accepted as Cyclope neritea (Linnaeus, 1758) accepted as Tritia neritea (Linnaeus, 1758) (original description)
Nemesis Risso, 1826 (original description)
Nemesis lamna Risso, 1826 (original description)
Neverita Risso, 1826 (original description)
Ostrea curvata Risso, 1826 accepted as Ostrea stentina Payraudeau, 1826 (original description)
Planaxis donatiana Risso, 1826 accepted as Nassarius cuvierii (Payraudeau, 1826) accepted as Tritia corrugata (Brocchi, 1814) (original description)
Scaphander giganteus Risso, 1826 accepted as Scaphander lignarius (Linnaeus, 1758) (original description)
Truncatella Risso, 1826 (original description)
Truncatella laevigata Risso, 1826 accepted as Truncatella subcylindrica (Linnaeus, 1767) (original description)
Turbo purpureus Risso, 1826 accepted as Clanculus cruciatus (Linnaeus, 1758) (original description)