CONCHOLOGIA INDICA. 
55 
2, 3, 7. N. cserulescens, Recluz, in Sow. Thes. 
Conch, vol. 2, p. 550, pi. 118, f. 29. — Reeve, 
Conch. Icon. Navic. f. 29, 37. — N. orientalis, Reeve, 
do. f. 33 (young). — N. tessellata, Bens, (not well of 
Lam.) Journ. Asi. Beng. Soc. 1836 (vol. 5). 
Ganges, Bengal. 
This probably was the Gangetic form of the La- 
marckian elliptica referred to by Troschel (Wiegm. 
Arch. Nat. 1837). 
5, 6. N. reticulata, Reeve, Conch. Icon. Navic. 
f. 20 ; and N. eximia, f. 26. 
Ceylon. 
8, 9. N. Livesayi, Dohrn, Proc. Zool. Soc. 1858, 
p. 35. 
Ceylon. 
Drawn from the originals in the late Cumingian 
collection. 
10. N. cserulescens, var., Recluz, in Sow. Th. Conch, 
vol. 2, pi. 118, f. 36, 38. 
Hindostan. 
PLATE CXXXVIII. 
CORBICTJLA. 
1, 4. C. Bensoni, Deshayes, Proc. Zool. Soc. 1854, 
p. 345 : Cat. Brit. Mus. Yener. p. 225. 
River Jumna. 
Apparently rare, and notable for its general smooth- 
ness; it has occasionally indistinct, interrupted 
radiating lines. 
2, 3. C. Cashmirensis, Deshayes, Proc. Zool. Soc. 
1854, p. 344: Cat. Brit. Mus. Vener. p. 224. 
Beloochistan, Avantipura, Cashmire, &c. &c. 
5, 6. C. regularis, Prime, Proc. Zool. Soc. 1860, 
p. 321. 
Madras, Deccan, in brackish water. 
7, 10. C. striatella, Desh. Proc. Zool. Soc. 1854, 
p. 344 : Cat. Brit. Mus. Vener. p. 224. — Hanley, 
Photog. Conch. — Prime, Ann. Lyc. 1864, vol. 8, 
p. 74, f. 22. — C. violacea, Prime, do. 1861, p. 28, 
teste Prime. 
Pondicherry, &c. 
8, 9. C. occidens, “ Benson” in Desh. Cat. Brit. 
Mus. Yener. p. 225. — Hanley, Photog. Conch. — 
Prime, Ann. Lyc. N.Y. 1866, vol. 8, p. 220, f. 51. 
Sikkim : Bundelkhund, &c. 
Has sometimes (yet rarely) linear rays of rufous 
brown on its yellowish ground colour. 
PLATE CXXXIX. 
DIPLOIMATIIA. 
See previous plates cxix, cxx. 
1. D. tumida, Godwin-Austen, J. Asi. Soc. Beng. 
1870, p. 6, pi. 2, f. 2. 
Khasi Hills. 
2, 3. D. sealaris, Blanford, J. Asi. Soc. Beng. 1868, 
p. 79, pi. 2, f. 2 : Cont. Mai. pt. 9. 
Garo Hills, W. of Khasi. 
4. D. parvula, Godwin-Austen, J. Asi. Soc. Beng. 
1870, p. 5, pt. 1, f. 5. 
Khasi Hills. 
5, 6. D. Huttoni, Pfeiffer, Proc. Zool. Soc. 1852, p. 
3 57 : Mon. Pneum. vol. 1, p. 123 : Kust. ed. Chemn. 
Cyclos. pi. 48, f. 36, 37. 
Mussoorie. 
7. B. Jatingana, Godwin-Austen, J. Asi. Soc. Beng. 
1870, p. 1, pi. 1, f. 1. 
Khasi Hills. 
8, 9. D. Puppensis, Blanford, J. Asi. Soc. Beng. 
1862, vol. 32, p. 324 ; Ann. Nat. Hist. 1864, June. 
Puppa Hill, Upper Birmah. 
10. B. insignis, Godwin-Austen, J. Asi. Soc. Beng. 
1870, p. 6, pt. 2, f. 1. 
Shan States : Khasi Hills. 
PLATE CXL. 
BIPLOIIATINA. 
1. B. nana, Blanford, J. Asi. Soc. Beng. 1865, pt. 2, 
vol. 34, p. 85. 
Akoutong, Thondoung, Yenandoung, Henzada 
district, Pegu : near Moulmein. 
2, 3. B. diplocheilos, Benson, Ann. Nat. Hist. ser. 2, 
vol. 19 (1857) p. 202. — Pfeif. Mon. Pneum. vol. 2, 
p. 10, Novit. Conch, vol. 1, pi. 37, f. 13, 14, 15. 
Teria Ghat, Khasi Hills. 
4. B. carneola, Stoliczka, J. Asi. Soc. Beng. 1871, 
vol. 40, pt. 2, p. 152, pi. 6, f. 3. 
Damotha, near Moulmein. 
5, 6. B. pachycheila, Benson, Ann. Nat. Hist. 1857, 
ser. 2, vol. 19, p. 203. — Pfeif. Mon. Pneum. vol. 2, 
p. 10 : Novit. Conch, vol. 1, pi. 37, f. 16, 17, 18. 
Darjiling. 
7. D. angulata, Theobald and Stolic. J. Asi. Soc. 
Beng. 1872, vol. 41, pt. 2, p. 331, pi. 11, f. 3. 
Near Moulmein, Martaban. 
