CYCLOPHORUS. 17 



Cyclost. lasvigatum Voigt, Uebers. v. Cuvier, iii. 178. 



Helix volvulus Mull. Verm. ii. 82. n. 280. ; Born, Test. 379. t. 14. 



f. 23, 24. ; Wood, Ind. Test t. 32. f. 7. ; Gmel. Syst Nat 36. 38. 



n. 91. 

 Lituus Martyn, Un. Conch, t. 27. ; Lister, t. 50. f. 48. 

 Cycloph. volvulus Pfeiffer, 1. c. 107. n. >7. ; Montfort, Conch, ii. 



291. t. 73. ? Swainson, Malacology 336. ? 



a—c. ? 



d. Mandoo, India (Cyclost. variata Boys MS.). From the 



Collection of Capt. Boys. 



e. Moluccas. Var. From the Collection of Mr. Cuming. 

 /_.A. Yars. ? 



i,j. India. Var. (variegated). Presented by Dr. Horsfield. 



8. Cyclophorus in volvulus. 



Cyclost. involvulus Gray, Mus. Brit. ; Sow. Thes. Conch, i. 119. 



n. 82. t. 26. f. 114—116. ; Benson, Zool. Journ. v. 462. ; Pfeiffer, 



Kuster, Chemn. Conch. Cab. 28. n. 20. i. 19. t. 4. f. 3, 4. t. 8. f. 10 



—12. 

 Cyclost. volvulus Lamck. An. s. Vert. 2d ed. viii. 353., Enc. Meth. 



ii. 39. n. 2. 

 Turbo volvulus Chemn. ix. 57. t. 123. f. 1066. 

 Helix involvulus Mull. Hist. Verm. ii. 84. n. 281. 

 Helix volvulus Wood, Ind. Test. t. 32. f. 7. ; Seba, Thes. iii. t. 40. 



f. 18, 19. ; Lister, t. 75. f. 75. 

 Cyclophora involvula Swainson, Malacology, 336. 

 Cycloph. involvulus Pfeiffer, 1. c. 108. n. 27. 



a — c. Malacca. From the Collection of Mr. Cuming. 

 d — h. Bengal. 



i, k. India. Presented by Eev. R. Everest. 

 I, m. Mandoo (Cyclost. picta Boys MSS.). From the Collec- 

 tion of Capt. Boys. 

 n — p. Bumourie. From the Collection of Capt. Boys. 

 q. Var. white, r, s. Yar. red mouth, t. Var. red mouth, 



strongly keeled, u — w. Yar. red mouth, strongly ribbed, 



ribs distant (bad state). India. From the Collection 



of Capt. Boys. 

 x. Rajmahal. Yar. red mouth, lineated. From the Collection 



of Capt. Boys. 

 y—hh. Ceylon. Presented by H. L. Layard, Esq. 



9. Cyclophorus stenomphalus. 



Cyclostoma stenomphalum Pfeiffer, Zeitsch. Malak. 1846, 44.; 



Kuster, Chemn. Conch. Cab. 59. n. 54. i. 19. t. 8. f. 5, 6. 

 Cycloph.? stenomphalus Pfeiffer, 1. c. 107. n. 8. 



Hab. . 



