Plate II. 



Fig. 1. Fleurotorua (Bêla?) glabra Yok. Enlarged, a. Front-view. b. Back-view. 



c. Side-view. Kosbiba. p. 43. 

 Fig. 2. Cancellaria spengleriana Desb. a. Front-view. b. Back-view. Naganuma. 

 F 'g- 3 - ,, >i >> » „ „ „ Otsu. p. 44. 



Fig. 4. Mitra ebenus Lam. Enlarged, a. Front-view. b. Back-view. Kosbiba. p. 47. 

 Fig. 5. Admete viridnla Fabr. Enlarged, a. Front-view. b. Back-view. Kosbiba. 



p. 45. 

 Fig. 6. Mitra fusiformis Broc. Enlarged, a. Front-view. b. Back-view. Kosbiba. 



p. 47. 

 Fig. 7. Fusns niponicus Smith. Enlarged. Front-view. Sliimo-Miyata. p. 49. 

 Fig. 8. Cbrysodomus pboeniceus Dali. Back-view. Intermediate form. Kosbiba. 

 Fig. 9. „ M „ a. Front-view. b. Back-view. Bounded 



form. Kosbiba. p. 50. 

 Fig. 10. „ „ „ „ „ „ „ Angulated 



form. Kosbiba. p. 50. 

 Fig. 11. Buccimim leucostoma Lke. Front-view. Nojima. p. 55. 

 Fig. 12. Sipbonalia dilatata Quoy. Front-view. Sbimo-Miyata. p. 52. 

 Fig. 13. Sipbo obesiformis Yok. a. Front-view. b. Back-view. Naganuma. p. 52. 

 Fig. 14. Sipbonalia trocbulus Keeve. Front-view. Naganuma. p. 54. 

 Fig. 15. Sipbonalia fuscolineata Pease. Front-view. Naganuma. p. 54. 

 Fig, 16. Mitra plicifera Yok. a. Front-view. b. Back-view. Kosbiba. p. 48. 

 Fig. 17. Fusus perplexus Kve. Front-view. Naganuma. p. 50. 

 Fig. 18. Voluta megaspira Low. a. Front-view. b. Back-view. Kosbiba. p. 46. 



