Ampullacera maculata Mousson, 1865 accepted as Fijidoma maculata (Mousson, 1865) (original description)
Batissa tenebrosa var. parallela Mousson, 1865 (original description)
Cyclophorus upolensis Mousson, 1865 accepted as Ostodes upolensis (Mousson, 1865) (original description)
Helicina plicatilis Mousson, 1865 accepted as Sturanya plicatilis (Mousson, 1865) (original description)
Helicina vitiensis Mousson, 1865 (original description)
Helicina vitiensis var. interposita Mousson, 1865 (original description)
Helix transarata Mousson, 1865 accepted as Trochomorpha transarata (Mousson, 1865) (original description)
Hydrocena parvula Mousson, 1865 accepted as Assiminea parvula (Mousson, 1865) (original description)
Melania clavulus Mousson, 1865 (original description)
Melania tuberculata var. assavaensis Mousson, 1865 accepted as Melanoides tuberculata (O. F. Müller, 1774) (original description)
Nanina firmostyla Mousson, 1865 accepted as Lamprocystis firmostyla (Mousson, 1865) (original description)
Nanina microconus Mousson, 1865 accepted as Kaliella microconus (Mousson, 1865) (original description)
Nanina samoensis Mousson, 1865 accepted as Liardetia samoensis (Mousson, 1865) (original description)
Nanina schmeltziana Mousson, 1865 accepted as Diastole schmeltziana (Mousson, 1865) (original description)
Nanina unisulcata Mousson, 1865 accepted as Lamprocystis unisulcata (Mousson, 1865) (original description)
Nanina upolensis Mousson, 1865 accepted as Lamprocystis upolensis (Mousson, 1865) (original description)
Navicella pala Mousson, 1865 accepted as Septaria freycineti (Récluz, 1842) (original description)
Navicella undulata Mousson, 1865 accepted as Septaria bougainvillei (Récluz, 1842) (original description)
Neritina humerosa Mousson, 1865 accepted as Clithon ruginosum (Récluz, 1841) (original description)
Neritina pulligera var. subcanalis Mousson, 1865 accepted as Neritina pulligera (Linnaeus, 1767) (original description)
Neritina vitiensis Mousson, 1865 (original description)
Omphalotropis bifilaris Mousson, 1865 (original description)
Omphalotropis bilirata Mousson, 1865 (original description)
Omphalotropis conoidea Mousson, 1865 (original description)
Omphalotropis ovata Mousson, 1865 (original description)
Omphalotropis parva Mousson, 1865 (original description)
Omphalotropis perforata Mousson, 1865 (original description)
Omphalotropis zebriolata Mousson, 1865 (original description)
Partula canalis Mousson, 1865 accepted as Samoana conica (A. Gould, 1847) (original description)
Partula lirata Mousson, 1865 (original description)
Patula complementaria Mousson, 1865 accepted as Sinployea complementaria (Mousson, 1865) (original description)
Patula hystricelloides Mousson, 1865 accepted as Thaumatodon hystricelloides (Mousson, 1865) (original description)
Pupa problematica Mousson, 1865 accepted as Moussonia problematica (Mousson, 1865) (original description)
Rhytida (Macrocycloides) vitiensis Mousson, 1865 accepted as Macrocycloides vitiensis (Mousson, 1865) (original description)
Scarabus zonatus Hombron & Jacquinot, 1847 accepted as Pythia pollex (Hinds, 1842) (source of synonymy)
Stenogyra upolensis Mousson, 1865 accepted as Bulimus gracilis T. Hutton, 1834 accepted as Allopeas gracile (T. Hutton, 1834) (original description)
Truncatella rustica Mousson, 1865 (original description)
Zonites vitiensis Mousson, 1865 accepted as Orpiella cookensis (Gude, 1905) (original description)

Fiji for Ampullacera maculata Mousson, 1865 
Fiji for Helicina vitiensis Mousson, 1865 
Fiji for Helix transarata Mousson, 1865 
Fiji for Nanina unisulcata Mousson, 1865 
Fiji  for Neritina pulligera var. subcanalis Mousson, 1865 
Fiji for Neritina vitiensis Mousson, 1865 
Fiji for Omphalotropis ovata Mousson, 1865 
Fiji for Omphalotropis parva Mousson, 1865 
Fiji for Partula lirata Mousson, 1865 
Fiji for Zonites vitiensis Mousson, 1865 
Samoa for Hydrocena parvula Mousson, 1865 
Upolu for Cyclophorus upolensis Mousson, 1865 
Upolu for Helicina plicatilis Mousson, 1865 
Upolu for Nanina samoensis Mousson, 1865 
Upolu for Nanina schmeltziana Mousson, 1865 
Upolu for Nanina upolensis Mousson, 1865 
Upolu for Navicella pala Mousson, 1865 
Upolu for Neritina humerosa Mousson, 1865 
Upolu for Partula canalis Mousson, 1865 
Upolu for Patula hystricelloides Mousson, 1865 
Upolu for Stenogyra upolensis Mousson, 1865 
Uvea for Nanina firmostyla Mousson, 1865 
Uvea for Omphalotropis zebriolata Mousson, 1865 
Wallis and Futuna for Omphalotropis perforata Mousson, 1865 

 Type locality

 for Melania tuberculata var. assavaensis Mousson, 1865

Fiji, “Assava–Navity, Viti” (Graeffe) [details]