PALUDINIDE. 3l 
28. Paludina praerosa. 
Paludina prerosa, Gerstfeldt, Mem. Ac, Imp. St. Petersb 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, vox Martens, Sitz. Ges. naturf. Freunde, 
Berlin, Jan. 1875; Rv. Siang Kiang, Prov. Hunan : long. 26, diam. 16 mil. 
(with two var.) ; ? sect Mekongia. 
2 China; ex c. Prof. E. von Martens. 
2 River Siang K iang; ex c. Dr. H. Dohrn (coll. von Richthofen). 
30. Paludina jullieni. 
Paludina Jullieni, Deshayes, Nouv. Arch. Mus. X, 1878, Cambodia; sect. 
Mekongia. 
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. 
8 Canton [type]; coll. R. Hungerford, Esq. 
32. Paludina martensiana. 
Paludina martensiana, G. Nevill, J. A. 8. B. 1881, Amoy. 
2 Amoy [type]; coll. R. Hungerford, Esq. 
83. Paludina hellenica. 
Vivipara Hellenica, Clessin, Malak. Bldt, 1879. 
1 Missolonghi; ex c. P. Joly, Esq. 
Sub-Genus ZLIOPLAX, Troschel. 
Gebiss der Schnecken, Lief. 2, 1857, type P. subcarinata, Say. 
34. Paludina (Lioplax) subcarinata. 
Limnaea subcarinata, Say, Nicholson’s Ene. I, 1817, Delaware Rv, 
13 Indiana; ex c. Prof, E. C, Stearns, &c, 
