CONCHOLOGIA INDICA. 



13 



PLATE XXY. 

 HELIX. 



See previous plates, xiii. xiv. xv, xvi. 



1. H. Clienui, var. Pfeiffer. 



See also plate 27, f. 4. This form exhibits a close 

 approach to the next species. 



2. H. basilessa, Benson, An. Nat. Hist. (1865), ser. 

 3, vol. 5, p. 11.— Pfeif. Mon. Helic. vol. 5, p. 244. 



Travancore. 



The worn example delineated (Benson's), has no 

 epidermis. A perfect example has subsequently been 

 obtained, which will be figured in a later plate. 



3. H. Saturnia, Gould, Proc. Bost. Soc. N. H. vol. 2, 

 p. 99.— Pfeif. Mon. Helic. vol. 3, p. 250; vol. 4, 

 p. 300. 



Tavoy. 



4. H. ampulla, Benson, in Eeeve, Conch. Icon. Helix, 

 f. 736.— Pfeif. Mon. Helic. vol. 3, p. 27. 



Nilgherries : Anamullay Hills. 



5. H. cysis, Benson, in Pfeif Mon. Helic. vol. 3, p. 

 92; vol. 4, p. 194. — H. cystis. Reeve, Conch, Icon. 

 Helix, I. 737. 



Nilgherries. 



6. H. retrorsa, Gould, Boston. J. Nat. Hist. vol. 4, 

 pi. 24, f. 5.— Pfeif. Mon. HeUc. vol. 1, p. 76. 



Birmah. 



7. H. basileus, Benson, An. Nat. Hist. 1861, 1864.— 

 Pfeif. Mon. Helic. vol. 5, p. 120.— H. Titanica, 

 Pfeif. Proc. Zool. Soc. 1862, pi. 17, f. 3. 



Anamullay Hills, S. India. 



PLATE XXVI. 

 HELIX. 



1. H. oxytes, Benson, J. Asi. Soc. Beng. 1836, vol. 

 5, p. 35.— Pfeif Mon. Helic. vol. l,p. 195.— Eeeve, 

 Conch. Icon. Helix, f. 734. 



Bengal. 



2, 5. H. PoUtix, Theobald, J. Asi. Soc. Beng. 1859, 

 vol. 27, p. 319: Notes Dist. pt. 2 (separate 

 pamphlet), p. 7. — Var. as Nanina P. Blanford, 

 J. Asi. Soc. Beng. 1870 (vol. 39, pt. 2), p. 13. 



Near Teria Ghat : the var. from Nongkulong, 

 &c., Khasi Hills. 



3. H. Castor, Theobald, J. Asi. Soc. Beng. 1859, 

 vol. 27, p. 319 ; Notes, Dist. pt. 2, p. 7. 



Nanclai, Khasi Hills. 



4. H. octhoplax, Benson, An. Nat. Hist. 1860, 

 p. 190.— Pfeif Mon. HeHc. vol. 5, p. 400. 



Western Slope, Khasi Hills ; Moyang in Khasi, 

 .ind near Asaloo in North Cachar. 



6. H. Cherraensis, Blanford, J. Asi. Soc. Beng. 

 1870 (vol. 39, pt. 2), p. 14, pi. 3, f. 8 (as Nanina). 



Cherra Punji, Khasi HiUs. 

 Very closely allied, if, indeed, distinct from H. 

 Castor. 



7. H. cyeloplax, Benson, An. Nat. Hist. s. 2, 

 vol. 10, p. 34.— Reeve, Conch. Icon. Helix, f. 1156. 

 —Pfeif. Mon. Helic. vol. 4, p. 181. 



Darjiling, Sikkim Himalayah. 

 The keeled form (Benson's) here delineated runs into 

 oxytes. 



PLATE XXVn. 

 HELIX. 



1, 2. H. Gordonise, Benson, An. Nat. Hist. 1863 

 (s. 3, vol. 11), p. 87.— Pfeif Mon. Helic. vol. 5, p. 402. 

 Moulmein. 



3. H. interrupta, Benson. Zool. Journ. vol. 5, p. 461 ; 

 Proc. Zool. Soc. 1834, p. 90.— Pfeif Mon. Helic. 

 vol. 1, p. 63 ; vol. 5, p. 122. — Reeve, Conch. Icon. 

 I-Ielix, f. 1159. 



Sicrigulli, Bahar, and near the river Jellinghy. 



4. H. Clienui, Pfeiffer, Mon. HeHc. vol. 1, p. 438.— 

 Reeve. Conch. Icon. Helic. f. 370. 



Ceylon. 



5. H. labiata, Pfeiffer, Proc. Zool. Soc. 1845, p. 65 : 

 Mon. Helic. vol. 1, p. 73. 



Landour. 



6. H. thyreus, Benson, An. Nat. Hist. ser. 2, vol. 9 

 (1852), p. 405.— Pfeif. Mon. HeHc. vol. 3, p. 251 ; 

 vol. 4, p. 301.— Reeve, Conch. Icon. f. 735. 



S. India. 



Pfeiffer refers H. ryssolemna of Albers to this species. 



7. H. IsabeUina, Pfeif Proc. Zool. Soc. 1854, p. 

 52 : Mon. Helix, vol. 4, p. 66. — Reeve. Conch. 

 Icon. Helic. f 1280. 



Ceylon. 



