Fig. 
Fig. 
Fig. 
LAND AND FRESHWATER 
EXPLANATION OF PLATE VIII. 
1. Sitala infula, Benson, X 4. Caleutta. 
la. Ditto: sculpture of last whorl, x 180. 14. Sculpture of the 
apical whorls, x 180. 
le. Ditto: animal, x 2. From drawing by F. Stoliczka. 
1d. Ditto: jaw, enlarged. From drawing by F. Stoliczka. 
le. Ditto: teeth of radula. From drawing by F. Stoliczka. 
1f, Ditto: generative organs, much magnified. 1g. Showing en- 
largement of oviduct (a). From drawing by F. Stoliezka. 
2. Sitala attegia, Bs., X 4. From Moulmain. 
2a. Ditto: sculpture of apical whorls, X 180. 2. Sculpture of the 
last whorl, x 180. 
2e. Ditto: right and left shell and dorsal lobes of the mantle, en- 
larged. From drawing by F. Stoliezka. 
2d. Ditto: jaw. From drawing by F. Stoliczka. 
2e. Ditto: teeth of radula, 
2f. Ditto: generative organs, much enlarged. 
3. Sitala attegia, Bs., x 4. Prome, Pegu. 
4. culinen, W. BIf., X 4. Pegu. 
EXPLANATION OF PLATE IX. 
1, La. Sagdinella didrichsenii, Morch, X 7. Nicobar. 
2. Sitala rimicola, Bs., x 7. Mussoorie, N.W. Himalaya. 
2a. Ditto: sculpture of last whorl, x 50. 
3. Sitala rimicola, var., Bs., X 7. Darjiling, H. Himalaya. 
3a. Ditto: seulpture, xX 50. 
4, 4a. Sitala rimicola, var., X 7. Khasi Hills. 
4b. Ditto, x 4, viewed from below. 4c. Ditto, nat. size. 
5, 5a. Sitala injussa, W. & H. BIf., x 7. Nilghiri Hills. 
56, Ditto: sculpture, x 50. 
6. Sitala mononema, Bs., X 4. Ceylon. 
7. —— srimani (G.-A.), X 7. Munipur. 
8. arx, Bs., x 4. Tenasserim. 
9, 9a. ? tertiana, W. & H. Bif., x 12. Nilghiri Hills. 
EXPLANATION OF PLATE X. 
1. Sitala gratulator, W. Blf., x 4. Thayetmyo, Pegu. 
1a, 16. Ditto, showing form of the columnellar margin, X 7. 
2. Sitala confinis, W. Bif., x 4. Thayetmyo, Pegu. 
3. palmaria, Bs., * 4. Mysore. 
4. —— phulongensis, G.-A., x 7. N.Cachar. 
5. —— gromatica, G.-A., X 7. Munipur. 
5a. Ditto: sculpture, x 50. 
6. Sitala gromatica, var., X 7. 6a. Sculpture. Khasi. 
7. —— haroldi, G.-A., x 7. Ta. Sculpture, x 50. Andamans. 
8. gromatica, juy., X 7. North Cachar Hills. 
9. —— limata, x 12. 9a, X 8. Pegu. 
10. tricarinata, W. & H. Blf., x 20. Nilghiri Hills. 
tS ila subbilirata, G.-A., Nev. MS., X 12. Little Brother An- 
daman. 
12. Ditto, var., Xx 12. Batte Malve Island, Nicobars. 
Subgenus Sa@DINeELLa. 
The genus Sagdinella of O, A. L. Mérch was introduced, but without 
description, in Journ. de Conch. Oct. 1872, in his list of ‘ Mollus- 
ques terrestres et fluviatiles des Iles Nicobar,” the type form being 
didrichsenii from Sambelong in that island. He compares it with 
