PLATE XXVIII. 



Fig. Page. 



1. Beta i>i/rai)dd(ilis, Strom (?). Boy ton. (York Museum) . . 251 



2. Drillia Kendalli, sp. nov. Gredgrave. (York Museum) . . 229 



3. Oligofoma hipunciuhi (S. V. Wood). 



var. proximn, nov. Boyton. (British Museum) . .219 



4. ditto. Waldringfield. (British Museum) . . .219 



5. Oligoloma hipiinctida (S. V. Wood). Gredgrave. (Sedgwick Museum, 



Cambridge) ...... 218 



6. Ditto. Little Oakley, (Harmer Collection) . . . 218 



7. Ditto. Little Oakley. (Harmer Collection) . . .218 



8. Ditto. Little Oakley. (Harmer Collection) . . .218 



9. Spirotropis modiula (Jan). Little Oakley. (Harmer Collection) . 230 



10. Ditto. Recent, Yardo. (Harmer Collection) . . . 230 



11. Ditto. Boyton. (York Museum) . . . .230 



12. Ditto. Gomer. (Sedgwick Museum, Cambridge) . . . 230 



13. Glatliurella Leufroyi{M.icha,\\d). Recent, Palermo. (Harmer Collection) 235 



14. Ditto. Little Oakley. (Harmer Collection) . . .235 



15. Ditto. Little Oakley. (Harmer Collection) . . .235 



16. GlatJmrella purpurea (Montagu). Little Oakley. (Harmer Collection) 231 



17. Ditto. Recent, St. Malo. (Harmer Collection) . . .231 



18. var. minor, Monterosato. Recent. (Harmer Collection) . 234 



19. ditto. Little Oakley. (Harmer Collection) . . 234 



20. Glafhurella Philherti (Michaud). Recent, Mediterranean. (Harmer 



Collection) . . . . . .234 



21. Ditto. Little Oakley. (Harmer Collection) . . . 234 



22. Clathiirella conclnna (Scacchi). Recent, Mediterranean. (Harmer 



Collection) . . . . . .236 



23. Ditto. Little Oakley. (Harmer Collection) . . .236 



24. ClathureUa hi/fifrix (Jan). Little Oakley. (Harmer Collection) . 240 



25. Ditto. Recent. (Harmer Collection) .... 240 



26. ClathureUa linraru (Montagu). Recent. (Harmer Collection) . 237 



27. Ditto. Little Oakley. (Harmer Collection) . . .237 



28. Yur. intermedia?, Forbes and}iai\]ej. 'Builoy. (Harmer Collection) 238 



29. var. pallida, Forbes and Hanley. Butley. (British Museum) . 238 



30. ClathureUa Cordiei'i {Fay r andean). Little Oakley. (Harmer Collection) 239 



31. Ditto. Recent. (Harmer Collection) . . . .239 



32. Bellardiella volutella (Kiener). Boyton. (Sedgwick Museum, Cam- 



bridge) . . . . . .242 



33. Ditto. Pleistocene, Sicily. (Harmer Collection) . . . 242 



34. Bellardielhi gracilis (Montagu). Recent. (Harmer Collection) . 241 



35. Ditto. Gomer. (Sedgwick Museum, Cambridge) . . . 241 



