Fig. 22. Phurdoma vertehrata Smith. (Nat. size). 



Fig. 23. Fhurotoma 'principal is Pilsrry. (Nat. size). 



Fi<^ 24. Pleurotoma sahauri/brmis Smii'H. (Magnified). 



Fig. 25. Pleurotoma raricosiata Smith. (Magnified). 



Fig. 26. Plettrotoma gracilenta Rve. (Magnified). 



Fig. 27. Pkiirotoma tahatensis Tok. (Magnified). 



Fig. 28. Pleurotoma ojiensis Tok. (Magnified). 



Figs. 29 a and h. Pleurotoma sacjamieiif^ifi Tok. (Fig. 29rf in natural size ; 



fig. 2% magnified). 

 Fig. 30. Dolium leuteostomum Künster. (Nat. size). 

 Fig. 31. Natica clausa Desh. (Nat. size). 

 Figs. 32 a, h and c. Natica ampla Rve. (Nat. size). 

 Fig. 33. Natica papyracea Bush. (Nat. size). 

 Fig. 34. Sigaretus ptapilla Gmel. (Nat. size). 

 Fig. 35. ^calaria immaculata Sow. (Magnified). 

 Fig. 3G. Scalaria lamellosa Lam, (Nat. size). 

 Fig. 37. Scalaria acuminata Sow. (Magnified). 

 Fig. 38. Trichotropis imicarinata Brod. (Nat. size). 

 Fig. 39. Eulima levis Tok. (Magnified). 

 Fig. 40. Eulima ovalis Tok. (Magnified). 

 Fig. 41. Turhonilla aff. elegantissima Mont.. (Magnified). 

 Figs. 42 a and J>. Turhonilla fusca A. Ad. (Magnified). 

 Fig. 43. Odostomia fasciata Dkr. (Magnified). 

 Fig. 44. Odostomia cfr. suhplanata Gld. (Magnified). 

 Fig. 4.'5. Odostomia taJcinogaivens is Tok. (Magnified). 

 Fig. 4G. Pyramidella eximia Lke. (Magnified). 

 Fig. 47. Pyramidella spircda A. Ad. (Magnified). 

 Fig. 48. Pyramidella cinctella A. Ad. (Magnified). 

 Figs. 49 a and h. Ceritliium hodiii Phil. (Fig. 49« in natural size ; fig. 



49& magnified). 

 Fig. .W. Cerithium nipporicnsis Toiv. (Magnified). 

 Fig. 51. Cei-ithium tahatensis Tok. (Magnified). 

 Fig. 52. Potamides ßuviatilis Pot. and Mioii. (Nat. size). 

 Fig. 53. I'otariiides incisus Hombr. and Jacq. (Nat. size). 

 Fig. 54. Pissoa cfr. cerithina Phil. (Magnified). 

 Fig. 55. Rissoa septentrionalis Tok. (Magnified). 

 Fig. 5G. Rissoa meridionalis Tok. (Magnified). 

 Fig. 57. Rissoa suhcT/lindriccc Tok. (Magnified). 

 Fig. 58.'notella costata Lesson, var. superhus Gld. (Nat. size). 

 Fig. 59. Turho gramdattis Gld. (Nat. size). 

 Fig. GO. TrocJius imperial is A. An. (Nat. size). 



