30 PALUDINIDA. 
subvar. kutchensis, nov. 
Cat. Moll. Fase. E., p. 40: long, 28, diam. 22 mil. [sine nom.]. 
9 Kachh; coll. Dr. F. Stoliczka. 
subvar. subcarinata, nov. 
Cat. Moll. Fase. E., p. 40 [sine nom.]. 
10 Moulmain; coll. Dr. F. Stoliczka and Baron F. von Richthofen. 
2 Pha-thing, Burma (type var.) ; coll. R. Hungerford, Esq. 
The smoother texture, less convex whorls and distinct cari- 
nation are very characteristic; it will probably hereafter have 
to rank as a well-marked variety. The distinctly open umbi- 
licus separate it from all the forms classed under the next 
form. Long. 202, diam. 16 mil. 
subspecies heliciformis. 
Vivipara heliciformis, von Frauenfeld, Proc. Zool. Soc. 1865 and, Ver. Zool.— 
Bot. Gesells. Wien, 1865, Central Africa, long. 21, diam. 16 mil., pl. 
XXIT; Con. Indica, pl.77, f. 7 and 10, Rangoon; fide Hanley, in Con. 
Indica, types of P. heliciformis and P. decussatula, BIf. are absolutely 
identical. 
12 Pegu; exc. Dr. F. Stoliczka (22, 19). 
subvar. viridis. 
Paludina viridis, Hanley, Ms., Reeve, Icon. 1862, Loc.?; Nevill, JAS. 
B. 1877, p, 31, and Anderson's Zool. Yunnan, 1879, pl. LXXX, fig. 1, 
Kabyuet. 
5 Kabyuet, Upper Burma; coll. Dr. J. Anderson (324, 238). 
subvar. decussatula. 
“Pp, dissimilis, var. decussatula (vel P. decussatula),” Blanford, Proc. 
Zool. Soe. 1869, Ava; Nevill, J. A. 8. B. 1877, p. 31. 
14 Bhamé (type subvar.); coll. Dr. J. Anderson. 
30 Mandalay, Ava; coll. Dr. J. Anderson (223, 184). 
27. Paludina unicolor. 
Cyclostoma unicolor, Olivier, Voy. Emp. Othom. 1804, Egypt. 
2 Locality? ; ex c. Asiatic Soc. Bengal. 
2 1st Cataract, Nile; coll. Dr. J. Anderson. 
var. subimperforata. 
3 Nile; exc. Dr. H. Dohrn. 
Much less openly umbilicate than the preceding four speci- 
mens, consequently still nearer P. dissimilis / 
