CONCHOLOGIA I NDICA. 
27 
PLATE LVm. 
HELIX. 
1. H. semidecussata, Pfeiffer, Proc. Zool. Soc. 
1851, p. 252; Kust. eel. Chemn. Plelix, pi. 145, 
f. 8, 9. — Reeve, Conch. Icon. Helix, f. 567. 
Ceylon. 
Essentially identical with the Mauritian species. 
2. H. semidecussata, Benson, var. solida. 
Ceylon. 
The solid and abnormal form here delineated has 
lost its epidermis, and almost unites semidecussata and 
Rosamonda. 
3. H. Laidlayana, Benson, An. Nat. Hist. ser. 2, 
vol. 18 (1856), p. 253. — Pfeif. Mon. Helic. vol. 4, 
p. 31. — H. parietalis, Martens, Mai. Bliit. 1864, 
p. 167, teste Pf. 
Bengal. 
4. 5. H. Laidlayana, Benson, var. 
Cuttack (fig. 4). 
6. H. Peguensis, Benson, An. Nat. Hist, i860 (ser. 
3, vol. 6), p. 192. — Pfeif. Mon. Helic. vol. 5, 
p. 346. 
Sheeoay Gheen, Pegu. 
7, 8. H. uter, Theobald, J. Asi. Soc. Beng. 1859 
(vol. 28, p. 309) : Desc. Birm. p. 1 (separate 
pamphl.). — Pfeif. Mon. Helic. vol. 5, p. 127. 
Near Moirlmein. 
PLATE LIN. 
HELIX. 
1,2. H. vitellina, Pfeiffer, Proc. Zool. Soc. 1848, 
p. 109 : Mon. Helic. vol. 3, p. 72 ; Kust. ed. 
Chemn. pi. 122, f. 22, 23. — Reeve, Conch. Icon. 
Helix, f. 390. 
Nilgherries, 
3. H. Tranquebarica, Fabricius, in Beck’s Index 
(name only) and in Pfeif. Mon. Helic. vol. 1, 
p. 41. — Reeve, Conch. Icon. Helix, f. 394. 
Tranquebar. 
4. H. semirugata, Beck, Index Moll. Crist. Fred, 
p. 42 (name only), for H. globulus of Chemnitz, 
vol. 9, f. 1159, 1160, not of Muller.— Pfeif. Mon. 
Helic. vol. 1, p. 40 ; Kust. ed Chemn. Helix, 
pi. 3, f. 1112. — Reeve, Conch. Icon. Helix, p. 391. 
Bengal. 
5, 6. H. Rosamonda, Benson, An. Nat. Hist. 1860 
(ser. 3, vol. 5), p. 381. — Pfeif. Mon. Helic. vol. 5, 
p. 77. 
Pitte welle, Ceylon. 
7, 8. IT. Theodori, Philippi, Zeitsch. Malak. 1846, 
p. 191. — Pfeif. Mon. Helic. vol. 1, p. 70: Kuster 
ed. Chem. Helix, pi. 110, f. 1,2, 3.— Reeve, Conch. 
Icon. Helix, f. 1 188. 
Birmah. 
PLATE LX. 
HELIX. 
1, 2, 3. H. Blanfordi, Theobald, J. Asi. Soc. Beng. 
1859 (vol. 28), p. 313 : Desc. Birm. p. 4 (separate 
pamphlet). — Pfeif. Mon. Helic. vol. 5, p. 249. 
Near Darjiling. 
Very near IT. cyc.loplax. 
4. H. ornatissima, Benson, An. Nat. Hist. 1859 
(ser 3, vol. 3), p. 269. — Pfeif. Mon. Helic. vol. 5, 
p. 113. 
Pankabari, near Darjiling. 
5. H. eapessens, Benson, An. Nat. Hist. 1856 (ser. 2, 
vol. 18), p. 250. — Pfeif. Mon. Helic. vol. 4, p. 194 : 
Novit. vol. 1, pi. 36, f. 17 to 20. 
Moulmein, Birmah. 
6. H. bidentieulata, Benson, An. Nat. Hist. 1852 
(ser. 2, vol. 9), p. 405.— Reeve, Conch. Icon. Helix, 
f. 1184. — Pfeif. Mon. Helic. vol. 3, p. 165. 
Nilgherries. 
7. H. erinigera, Benson, An. Nat. Hist. 1850 (ser. 2, 
vol. 5), p. 214. — Reeve, Conch. Icon. Helix, f. 746. — 
Pfeif. Mon. Helic. vol. 3, p. 112 ; vol. 4, p. 110. 
8. H. diplodon, Benson, An. Nat. Hist. 1859 (ser. 3, 
vol. 3), p. 187.— Pfeif. Malak. Bliit. 1859, p, 13; 
Mon. Helic. vol. 5, p. 256. 
Teria Ghat. 
9. 10. We found this Helix in Benson’s collection as 
IT. Ingrami of Blanford, but know not whether it 
has been published. 
Aracan Hills. 
