48 



CONCHOLOGIA INDICA. 



10. N. Gangetica? var. Theobaldi, Benson. 

 Tenasserim River : Pegu. 

 This was regarded by Benson as a large variety of 

 his Gangetic species : it looks distinct, but without more 

 specimens its separation would, perchance, be un- 

 advisable. 



PLATE CXVII, 



ACMELLA, HYDROC^NA, 

 OPISTHOSTOMA. 



1. A. tersa, Benson, An. Nat. Hist. 1853 (set. 2, vol. 

 ] 1), p. 285 (Cyclostoma).— Pfeif. Mon. Pneum. vol. 



2, p. 158, (as HydrocEena). — Acicula t. Blanf. An. 

 Nat. Hist. 1869 (ser. 4, vol. 3), pi. 16, f. 2. 



In moss from Khasi Hills. 



2. H. Blanf ordiana, Stoliczka, J. Asi. Soc. Beng. 

 1873 (vol. 41, pi. 2), p. 332, pi. 11, f. 5, 6. 



Atiiran Valley, near Moulmein. 



3. H. P3rxis, Benson, An. Nat. Hist. 1856 (ser. 2, 

 vol. 17), p. 232.— Pfeif. Mon. Pneum. vol. 2, p. 161. 



Thyet Myo, Birmah : near Henzada, Pegu. 



4. H. iUex, Benson, An. Nat. Hist. 1856 (ser. 2, vol. 

 17), p. 231.— Pfeif Mon. Pneum. vol. 2, p. 161. 



Thyet Myo: Pliie Than, Tcnasserim. 



T). H. frustillum, Benson, An. Nat. Plist. 1860 (ser. 



3, vol. 6), p. 193.— Pfeif. Mon. Pneum. vol. 3, p. 



251 (as Gcorissa). 

 Ava. 



6. H. Rawosiana, Benson, An. Nat. Hist. 1860 (ser. 

 3, vol. 6), p. 193.— Pfeif. Mon. Pneum. vol. 3, p. 



252 (t\i\ Gcorissa). — Th. and Stol. J. Asi. Soc. Beug. 

 1872 (vol. -11, pt. 2), p. 332 (as Georissa). 



Near Moulmein. 



7. H. BOritta, Benson, An. Nat. Hist. 1851 (ser. 2, 

 vol. 8). p. 188 (as Cyclostoma).— Pfeif. Mon. Pneum. 

 vol. 1, p. 311 (ditto). 



Near Chcn-tt Poongeo. Garo Hills, beyond 

 Eastern boundaries of Bengivl. 



8. O. Pairbankii, Blanford. Proc. Zool. Soc. 1SC6, 

 p. l «8. pi. 38, f. M. 



Near Khivndalla, Western Gliata, between 

 Bombay and Poonah. 



I 9. O. macrostoma, Beddome's MS. in Blanf. J. Asi. 



Soc. Beng. 1869 (vol. 38), p. 139, pi. 16, f. 7. 

 I Bramagiri Hills, Wynaad, not far from tbe 



[ Malabar Coast. 



10. O. Nilgiricum, W. and H. Blanford, J. Asi. Soc. 

 Beng. 1861 (vol. 29), p. 121; Cont. Mai. Ind. pt. 

 1, p. 5 : Proc. Zool. Soc. 1866, pi. 18, f. 13. 



Pykara, top of Nilgherries, in fallen leaves. 



PLATE CXVIII. 

 CLATJSILIA. 



See previous plate, xxiv. 



1. C. Ceylanica, Benson, An. Nat. Hist. 1863 

 (ser. 3, vol. 11), p. 89.— Pfeif Mon. Helic. vol. 6, 

 p. 427.— Blanf. J. Asi. Soc. Beng. 1872 (vol. 41, 

 pt. 2), pi. 9, f. 4. 



Southern parts of Ceylon. 

 The whorls are densely set witli longitudinal raised 

 wrinkles, which are spirally decu.ssated on the final 

 volution. 



2, 3. C. Gouldiana, Pfeiffer, Mai. Bliit. vol. 3 

 (1856), p. 259: Mon. Helic. vol. 4, p. 724 : Xovit 

 Couch, vol. 1, pi. 34, f. 18 to 20. 



Mergui: near Moulmein, British Birmah. 

 Tills may be the insignis of Gould (not of Pfeiffer). 



4. C. ovata, Blanford, J. Asi. Soc. Beng. 1872 

 (vol. 41, pt. 2), p. 206, pi. 9, f. 17. 



Toughu, Birmah. 



5, 6. C. ferrnginea, Blaulbrd, fj. Asi. Soc. Beng. 

 1872 (vol. 41, pt. X'), p. 202, pi. 9, f. 7. 



Nagti Hill>, and North Cachar. 



7. C. montieola, Godwin-Austen, in Blanford's 

 monograph in the J. Asi. Soc. Beng. 1872 (vol. 41, 

 pt. 2), p. 205, pi. 9, f. 13. 



North Cachar. 



8, 9. C. Arakana, Theobald, in Stolic. J. Asi. Soc. 

 Beng. 1872 (vol. 41, pt. 2), p. 210, pi. 9, f. 20. 



Aracan Hills; Mai-i, Sandoway. 



10. C. Philippiana, Pfeiffer, Zeits. Mai. 1847. 

 p. 69 : Mon. Helic. vol. 2, p. 43 : Kuster's ed. 

 Cheiun. Claus. p. TOO, pi. 11, f. 7, 8, 9.— Blanf. J. 

 Asi. Soc. Beng. 1872 (vol. 41, pt. 2), pi. 9, f. 14. 

 Moulmein, and near Mergui. 



