REFERENCE TO PLATES. 



426 



7. Volvatella cumingi Ad. Thes., 



8. Hamiuea diaphana Couth. U. S. Exped., 



9. 10. Cylindrobulla sowerbiei Montr. J. de C, 



11. Volvutella Candida Pse. A. J. C, . 



12. Cylichna domitus Dall. Blake Rep., 

 12«. Atys caribaea Orb. Specimen, 



13. Cylichna dalli Verrill. Tr. Conn. Acad., 



14. Cylichna strigella A. Ad. Thes., . 

 15-17. Bulla nebulosa, gizzard-plate. Pilsbry, del., 



18. Haminea succinea Conr. Specimen, 



19, 20. Bulla roperiana Pils. Specimen, 

 21. Bulla adansoni Phil. Specimen, 



Plate 49. 



1, 2. Actseon tornatilis L. Moll. Reg. Arct., 



3. Actseon tornatilis L., .... 



4. Actseon luteofasciata Miihlf. Berl. Verh., 



5. 6. Actseonina chariis Wats. Chall. Rep., . 



7. Leucotina niphouensis Ad. C. Icon., 



8, 9. Leucotina modesta Ad. C. Icon., 

 10,11. Actseon bullatus Gld. Expl. Exped., 

 12, 18. Actseonina edentula Wats. Chall. Rep. 

 14-16. Leucotina sinuata Ang. P. Z. S., 



17, 18. Solidula solidula L. Gen. Rec. Moll., 



19. Leucotina esther Ang. P. Z. S., 



20, 21. Ovulactseon meekii Dall. Blake Rep., 

 22, 23. Leucotina elongata Sowb. Sh. S. Af., 

 24. Actseon punctocselatus Cpr. Specimen, . 



385 

 356 

 381 

 385 

 294 

 274 

 297 

 314 

 328 

 357 

 336 

 334 



148 

 148 

 155 

 174 

 168 

 170 

 163 

 173 

 171 

 142 

 170 

 178 

 172 

 166 



Plate 50. 



25, 26. Tornatina canaliculata Say. Pilsbry, del., 

 27-29. Tornatina candei Orb. Pilsbry, del, 

 30. Tornatina bullata Kn. Pilsbry, del., 

 31-34. Tornatina singaporensis Pils. Pilsbry, del 

 35-37. Tornatina capitata Pils. Pilsbry del., 



38. Tornatina culcitella Gld. Pilsbry del., . 



39, 40. Tornatina cerealis Gld. Pilsbry del., 



184 

 185 

 183 

 194 

 195 

 189 

 188 



Note. — The numbers 51 to 58 are omitted from the series of plates, Pi. 50 

 being followed by PI. 59- 



Plate 59. 



1, 2. Atysjeffreysi Weink. Ann. Mag., . . . .277 



5. Atys brocchii Mich. Conch, foss. subap., . . . 277 

 4, 5 Cylichna parvula Jeffr. Ann. Mag., .... 293 



6. Cylichna sarsii Ad. Thes., ...... 322 



