EXPLANATION OF PLATES, VOL. XII. 24f> 



FIGURE PAGE 



34, 35. D. bugabensis Mart. Biologia, . . . . .64 



36. D. droueti Pfr. P. Z. S. . 65 



37, 38, 39. D. droueti Pfr. Moll. Mex., . . . .65 



40, 41. D. droueti var. sporlederi. Moll. Mex., . . 60 



42, 43. D. droueti var. sporlederi. After Strebel. . . .66 



44, 45. D. inglorius var. heynemanni Pfr. Novit. Conch., . 68 

 4f>. D. inglorius Rve. Conch. Icon. . . . ... 67 



47, 48, 49, 50. D. inglorius var. heynenianni Pfr. Biologia, . 68 

 51, 52. D. inglorius var. heynemanni Pfr. Moll. Mex., . . 68 



53. D. mexicanus Rve (= tryoni F. & C.). Concli. Icon., . 75 



54, 55. D. tryoni F. & C. Moll. Mex., . . . .75 



PLATE 4 (Drymceus}. 



52-55. D. emeus Say. Biologia, ...... 73 



56, 57. D. emeus var. albovaricosus Mart. Biologia, . . 74 

 58-61. D. palpaloensis Streb. (= emeus). After Strebel, . 74 



62. D. moricandi Pfr. Conch. Icon., . . . . .78 



63, 64. D. moricandi Pfr. Moll. Mex., . . . .78 

 65, 66. D. sulphureus Pfr. Biologia, 76 



67. D. sulphureus var. citronellus Mart. Biologia, . . 78 



68. D. sulphureus var. ohesus Mart. Biologia, . . .78 



69. 70. D. emeus Say. Sheppard, del 73 



71, 72. D. semipellucidus Tristr. Biologia, . . . .82 

 73. D. semipellucidus Tristr. P. Z. S., 1861, ... 82 



74,75. Rachis pulchra Gray. Figured by error. Sheppard, del. 



76, 77, 78. Drymreus livescens Pfr. Biologia, . . .80 

 79. D. livescens Pfr. Conch. Icon., . . . . .80 

 SO, 81. D. livescens Pfr. Abbildungen, . . . .80 



PLATE 5 (Drymceus}. 



1. D. subpellucidus Smith. P. Z. S. . . . Vol. XI, 288 



2. D. flavidulus Smith. P. Z. S Vol. XI, 288 



3. D. fuscobasis Smith. P. Z. S. ... Vol. XI, 289 



4. 5. D. interpunctus Martens. Conch. Mittheil. . Vol. XI, 287 

 (I, 7. D. semifasciatus Monss. Novit. Conch. . Vol. XI, 298 



8. D. maculatus (= semimaculatus Pils.). Conch. Icon., . 71 



9. D. semimaculatus Pils. Sheppard, del., . . . .71 

 10. D. championi Martens. Biologia, . . . . .73 

 11 12, 13. D. totonacus Strebel. After Strebel, . . .71 



14. D. dormani W. G. Binn. After Binney, .... 2 



15. D. dormani W. G. Binn. Sheppard, del., ... 2 



16. 17. D. dormani var. albida Wright. Sheppard, del., . 3 

 18. D. dominions Reeve, var. Sheppard, del., . . . 3, 6 

 19,20. D. dominicus Reeve (B. floridanus Binn.). After Binney, 7 

 21. D. dominicus Reeve, var. After Binney, . . . 3, 6 



