PALUDINID^. 31 



28. Paludina praerosa. 



Paludina praerosa, Gerstfeldt, Mem. Ac. Imp. St. Petersh 1859 : long. 23 to 

 35, diam. 19 to 26 m. Mouth of the Ussuri. 



1 River Amoor, Siberia ; ex Mr. Damon. 



29. Paludina auriculata. 



Paludina (Melantho) auriculata, von Martens, Sitz. Ges. naturf. Freunde, 

 Berlin, Jan. 1875; Rv. Siang Kiang, Frov. Hunan : long. 26, diam. 16 mil. 

 (with ttvo var.) ; ? sect MeJcongia. 



2 China ; ex c. Prof. E. von Martens. 



2 River Siang K iang ; ex c. Dr. H. Dohru (coll. von Richthofen). 



30. Paludina jullieni. 



Paludina Jullieni, Beshayes, Nouv. Arch. Mus. X, 1878, Cambodia ; sect. 

 MeJcongia. 



1 Cochin- China; ex c. A. Morelet, Esq. 



31. Paludina hungerfordiana. 



Paludina hungerfordiana, G. Nevill, J. A. S. B. 1881, Canton .- long. 33, 

 diam. 26 mil. ; sect. Mekongia. 



3 Canton [type] ; coll. R. Hungerf ord, Esq. 



32. Paludina martensiana. 



Paludina martensiana, G. Nevill, J. A. S. B, 1881, Amoy. 



2 Amoy [type] ; coll. R. Hungerf ord, Esq, 



33. Paludina hellenica. 



Vivipara Hellenica, Clessin, MalaJc. Bldt. 1879. 



1 Missolonghi ; ex c. P. Joly, Esq. 



Sub-Genus LIOPLAX, Troschel. 

 Gebiss der SchnecJcen, Lief. 2, 1857, type P. suhcarinata, Say. 



34. Paludina (Lioplax) subcarinata. 



Limnaea subcarinata. Say, Nicholson's Fnc. I, 1817, Delaware Ev. 

 13 Indiana: ex c. Prof. E. C. Stearns, &c. 



