50 
CONCHOLOGIA INDICA. 
2. P. sulcata, Reeve, Conch. Icon. Palud. f. 8. 
In a mountain stream at Ratnapoora, Ceylon. 
3. P. distinguenda, Dohrn, Proc. Zool. Soc. 1857, 
p. 124. 
Ceylon. 
4. P. solida, Dohrn, Proc. Zool. Soc. 1857, p. 124. 
Ceylon. 
5. P. Tennentii, Reeve, Conch. Icon. Palud. f. 12. 
In a rocky stream flowing from Adam’s Peak, 
Ceylon. 
6. P. Gardneri, Reeve, Conch. Icon. Palud. f. 9. 
In a stream at the foot of Adam’s Peak, 
Ceylon. 
7. P. pieta, Reeve, Conch. Icon. Palud. f. 10. 
In a mountain stream at Ratnapoora, Ceylon. 
8. P. Neritoides, Reeve, Conch. Icon. Palud. f. 3. 
In the bed of a river at Ambegamoa, Ceylon. 
9. P. dromedarius, Dohrn, Proc. Zool. Soc. 1857, 
p. 124. 
Ceylon. 
10. P. stephanus, Benson, J. Asi. Soc. Beng. 1836, 
vol. 5, p. 747 (as Melania) — Reeve, Conch. Icon. 
Palud. f. 11. — Mel. coronata, Yon den Busch, in 
Philip. N. Conch, vol. 1, Mel. pi. 1, f. 5, 6. 
Bengal. 
PLATE CXXI1I. 
PALUD O MU S. 
1. P. fulgurata, Dohrn, Proc. Zool. Soc. 1857, p. 
123. 
Ceylon. 
This species resembles the P. phasianina of the Sey- 
chelles. 
2. P. Chilinoides, Reeve, Conch. Icon. Palud. f. 7. 
Ceylon. 
3. P. decussata, Reeve, Proc. Zool. Soc. 1852, p. 
127. 
Ceylon. 
4. P. clavata, Reeve, Proc. Zool. Soc. 1852, p. 129. 
Mountain streams of Ceylon. 
5. P„ globulosa, Gray, Grif. ed. Cuvier, Mol. pi. 
14, f. 6 (as Melania). — Reeve, Conch. Icon. Palud. 
f. 4. 
Ambegamoa, Ceylon. 
6. P. lutosa, Souleyet, Yoy. Bonite, Zool. p. 350, 
pi. 31, f. 28, 29, 30. 
Ganges. 
7. P. acuta, Reeve, Proc. Zool. Soc. 1852, p. 127. 
Near Pondicherry. 
This and the preceding may prove mere forms of the 
next species. 
8. P. Tansehaurica, Gmelin, Syst. Nat. 3655, for 
the Helix fluviatilis Tanschaurensis of Chemn. 
Conch. Cab. vol. 9, p. 174, f. 1243. — Helix 
fluviatilis, Dillwyn, Des. Cat. Shells, p. 959. 
Southern India (Coromandel, &c.). 
9. P. Paludinoides, Reeve, Proc. Zool. Soc. 1852, 
p. 127. 
Sikkim branch of the Sylhet. 
10. P. bicincta, Reeve, Proc. Zool. Soc. 1852, p. 
129. 
Mountain streams of Ceylon. 
PLATE CXXIY. 
PALUDOIUS. 
1. P. nigricans, Reeve, Conch. Icon. Palud. f. 6. 
In mountain streams at Ceylon. 
2, 3. P. Maurus, Reeve, Proc. Zool. Soc. 1852, 
p. 127. 
Ganges. 
4. P. eoniea, Gray, Grif. ed. Cuvier, Mol. pi. 14, f. 
5 (as Melania). — Reeve, Conch. Icon. Palud. 
f. 14. — Benson, J. Asi. Soc. Beng. vol. 5, p. 747. — 
Mel. crassa, Busch, in Phil. N. Conch, vol. 1, Mel. 
pi. 1, f. 10, 11. — P. rudis, Reeve, Proc. Zool. 1852. 
Sylhet, Bhootan, Assam, &c. 
5. P. Peevei, Layard, Proc. Zool. Soc. 1854 (as 
Tanalia), p. 92. 
The Calloo ganga, Ratnapoora, Ceylon. 
6. P. Swainsoni, Dohrn, Proc. Zool. Soc. 1857, p. 
125. 
Ceylon. 
7. P. nasuta, Dohrn, Proc. Zool. Soc. 1857, p. 123. 
Ceylon. 
Figured from the sole type in the British Museum. 
8. P. sphserica, Dohrn, Proc. Zool. Soc. 1857, p. 124. 
Ceylon. 
Figured from the unique type described. 
9. P. torrenticola, Dohrn, Proc. Zool. Soc. 1858. 
Ceylon. 
Figured from the type in the British Museum. 
10. P. baccula, Reeve, Proc. Zool. Soc. 1852, p. 128. 
— Hanley, Conch. Misc. Melan. f. 63. 
Branch of the Ganges. 
