43 

 SECTION THEODOXUS (MONTF.) 



786. Neritina fluviatilis (Linn.), Northern and Middle 

 Europe, Italy, Dalmatia. 



787. Neritina Numidica ? (Recluz), Algeria. 

 SECTION SMARAGDIA (ISSEL.) 



788. Neritina viridis (Linn.), Flor., W. I., Mediterranean. 

 SECTION CLYPEOLUM (RECLUZ.) 



789. Neritina pulligera (L.), E. Iiid., Austr., Cent. Poly. 



790. Neritina punctulata (Lam.), W. I., Cen. Amer., 

 Panama, Mazatlan, New Granada, Bay of Montija. 



791. Neritina Afra (Sowb.), W. Coast of Africa. 

 SECTION NERITONA (MARTENS) 



792. Neritina labiosa (Sowb.), Celebes, Phil. 



793. Neritina granosa (Sowb.), Sandw. Is. 

 SUB-GENUS CLITHON (MONTF.) 



794. Neritina longispina (Recluz.), Maur., Isle of Bour- 

 bon, Rodriguez, Madagascar. 



795. Neritina spinosa (Budgin), Taheiti. 



796. Neritina diadema (Recluz.), E. Ind., Phil. 



797. Neritina brevispina (Lam.), E.Ind., Cent. Pac. 

 SUB-GENUS NERIPTERON (LESSON.) 



798. Neritina auriculata (Lam.), Ceylon, E. Ind., Phil., 

 Vitils. 



799. Neritina Tahitensis (Lesson), Taheiti, Samoa, 

 Sandw. Is. 



SECTION ALINA (RECLUZ.) 



800. Neritina cariosa (Gray), Sandw. Is. 



801. Neritina latissima (Brod.), W. coast of Cen. Amer- 

 ica. 



GENUS NAVICELLA (LAM.) 

 Section Cimber (Montf.) 



802. Navicella Borbonica (Bory,), Maur., Isle of Bour- 

 bon, Madagascar, Seychelles. 



803. Navicella Cummingiana (Recluz.), Phil. 



SECTION ELARA (H. & A. AD.) 



804. Navicella suborbicularis (Sowb.), Andaman Is., 

 Java, and Phil. 



