PALUDIN1D.E. 23 



12. Paludina zonata. 



Paludina zonata, Hanley, Ms., Reeve, Icon. Jig. 34, Mauritius; ? = P. ben- 

 galensis, var., Nevill, Cat. Fasc. 13. p. 33: long. 40\, diam. 30 mil.; 

 introduced into Mauritius, fide Lienard, Cat. Moll. Mauritius. 



16 "Trou d'Eau Douce," Mauritius; coll. G. Nevill, Esq. 



13. Paludina angularis. 



Nerita angularis, Muller, Hist. Verm. 1774, Canton ; = P. quadrata, 

 Benson, Ann. Sf Mag. 1842, Chusan; = P. polyzonata, Frauenfeld, 

 Philippines. 



30 Canton ; ex c. R. Hungerf ord, Esq., Dr. P. Stoliczka, and India House 



Museum (coll. Cantor). 

 5 Canton ; ex c. Prof. C. Semper. 

 4 Macao j coll. R. Hungerf ord, Esq. 



The " eye supports " differ from those of true Paludina, fide 

 Benson, J. A. S. B., 1855. Mons. Bouvier has also sent me ten 

 specimens, exactly resembling Canton ones, as from " Cochin- 

 China." I fear he has been misled by his correspondent ? 



14. Paludina seruginosa. 



Paludina seruginosa, Eeeve, Icon., Jiff. 41, China ; fide Martens, Mai. Blat. 

 1865, = P. javanica, var. vigorosa = P, angularis, var. 



2 Shanghai; coll. Dr. C. E. Tonnerre (35*, 24&). 



var. minor. 



Long. 25J, diam. 18 mil, 

 4 Kulangsu, Amoy ; coll. R. Hungerford, Esq, 



Very close to PL X, figs. 15 to 17 of Kobelt's Fauna Japo- 

 nica, which are erroneously called P. ingallsiana ! The Amoy 

 specimens can be easily distinguished from the Japanese form 

 by the subglobose, instead of angulate periphery. 



15. Paludina javanica. 



Paludina javanica, von dem Susch, Phil. Abb. 1, 1844, Java ; Mousson, Moll. 

 Java, vars. scalaroidea, aloomarginata and nigromarginata ; var. from 

 Cochin- China, Mor., Ser. Conch. IV, p. 307: long. 31, diam. 18 mil. 



1 Samarang; ex c. A. Morelet, Esq. 



suhvar. minor. 



1 Java; ex Mr. Sowerby (c. Lombe Taylor). 

 Decollate, 3 whorls only remaining : long. 20, diarn. 15 J mil. 



