154 



CYCLOSTOMA. 

 LIST OF PLATES XXIII to XXXI. 



Obs. All the figures are of the natural size, except when 

 therwise specified : none are reduced. 



Fig. 

 1 &2. C 



3. ... 



4. ... 

 5. 5*. ... 



6. ... 

 6* 6** . . . 



7.... 



8. 9. ... 

 10,11. ... 

 12. 13. ... 



14. ... 

 15. 16. ... 



17.... 



18. 19. ... 

 20. 21. . 

 22. 23. ... 



24. ... 

 25. 26. ... 

 27. 28. ... 

 29. 30. ... 



31. ... 

 32. 33. ... 

 34. 35. ... 

 36. 37. ... 



38. ... 



39. ... 



40. . . . 



Suturale, Sp. 1. 

 asperulum, 2. 

 translucidum, 46. 

 pusillum, 10. 

 semistriatum, 3. 

 Orbella, 7- 

 Brasiliense, 4. 

 giganteum, 5. 

 corrugatum, 14. 

 Jamaicense, 15. 

 filosum. 16. 

 clathratulum, 17. 

 politum, 18. 

 succineum 5 1 . 

 lucidum. 19, 

 Listeri, 20. 

 ligatum, 21. 

 affine, 22. 

 Ortyx, 24. 

 undulatum, 25. 

 sulcatum, 27. 

 elegans, 30. 

 marmoreum, 31. 

 rufescens, 11. 

 distinctum, 47- 

 glaucum, 28. 

 plebeium, 12. 



Fig. 



41. 42. — Cornu-venatoriuni 

 48. 



43. 44. . . . pupiforme, 34. 



45. ... mamillare, 35. 

 46. 47. • aurantiacum, 36. 

 48. 49. . . . simile, 37. 



50. ... tenellum, 38. 

 51. 52. ... Siculum, 40. 

 53. 54. ... Melitense, 41. 

 55.-57. ... ferrugineum, 42. 

 58. 59. ... dissectum, 43. 



60. . . . semilabrum, 44. 



61. . . . rufilabrum, 45. 

 62. 63. . . . laevigatum, 49. 



64. . . . elongatum, 50, 



65. . . fasciatum, 52. 

 66. 67- flavulam, 53. 

 68. 69. . . Cumingii, 54. 



70*... flavum, 55. 

 71. 72. ... Inca, 6. 

 73. 74. ... inconspicuum, 56 

 75. 76. ... spurcum, 26. 

 77- 78. ... cincinnus, 32. 

 79. 80. ... fulvescens, 23. 

 81. 82. ... bilabiatum, 57- 

 83.-86. ... planorbulum, 58. 

 87. 88. ... discoideum, 60. 



*f. 60 is erroneously referred to in the text. 



