300 EXPLANATION OF PLATES. 



FIGURE. PAGE. 



50. Cochlostyla opalina Sow. Conch. Cab., . . .42 



51. Cochlostyla opalina Sow. Conch. Icon., . . .42 



52. Cochlostyla simplex Jonas. Conch. Icon., . . .33 



53. 54. Cochlostyla Rv. (jonasi Pfr.). Conch. Icon., . . 32 

 55. Cochlostyla oviformis Semp. Reisen. . ... 40 

 56,57. Cochlostyla jonasi Pfr. varr. Original, . . .32 



PLATE 9. 



58. Cochlostyla romblonensis Pfr. Conch. Icon., . .17 



59. Cocblostyla subcarinata Pfr. Conch. Icon., . . .19 



60. Cochlostyla solidus Pfr. Conch. Icon., .... 8 



61. Cochlostyla nebulosus (pyramidalis). Conch. Icon., 28, 29 



62. Cochlostyla pyramidalis Sow. Conch. Icon., . . 28 



63. Cochlostyla cumingi Pfr. Conch. Icon., . . . .39 

 64-66. Cochlostyla phseostyla Pfr. Obras Mai., . . .41 



67. Cochlostyla dumonti Pfr. Conch. Cab., . . . .42 



68. Cochlostyla bustoi Hid. (=virgiiiea). Obras Mai., . 36 



69. 70. Cochlostyla segle var. barandse Hid. Original, . 40 



PLATE 10. 



1, 2, 4. Cochlostyla cincinna Sow. Conch. Icon., . . 16 



3, Cochlostyla cincinna Sow. Conch. Icon., . . .16 



5. Cochlostyla gracilis Lea. Tr. Phil. Soc., . . .17 



6. Cochlostyla incompta Sowb. Conch. Icon., . . .28 



7. Cochlostyla acuminata Sowb. Conch. Icon., . . .28 



8. Cochlostyla spreta Rv. Conch. Icon., . . . .17 



9. Cochlostyla polita Rve. (=eburnea). Conch. Icon., . 20 



10. Cochlostyla virens Pfr. Couch. Icon., . . . .17 



11. Cochlostyla eburnea Rv. Original, . . . .20 



12. 13. Cochlostyla murcurius Pfr. Conch. Cab., . . .50 



14. Cochlostyla succincta Pfr. Conch. Cab., . . . .17 



15. Cochlostyla fischeri Hid. J. de C., . . . . 29 



PLATE 11. 



16. 17, 18. Cochlostyla subcarinata Pfr. varr. Original, . 19 

 19. Cochlostyla mollendorffi Hid. (subcarinata). J. de C., 19 



21. Cochlostyla subcarinata Pfr. Original, . . . .19 



22. Cochlostyla diaua Brod. Original, . . . .24 



23. Cochlostyla diana Brod. Conch. Icon., . . . .24 



24. Cochlostyla diana v. calista Brod. Original, . . .24 



25. Cochlostyla diana v. calista Brod. Conch. Icon., . . 24 



26. Cochlostyla concinna Sow. Original, . . . .27 



27. 28. Cochlostyla concinua Sow. Conch. Cab., . . 27 



29. Cochlostyla coucinna v. flammula Semp. Reisen, . . 27 



30, 31. Cochlostyla diana Brod. vars. Original, . . .24 



