PLATE XLVII. 



Fig. Page. 



1. Euthria cornea, Linne. St. Ertli. (British Museum) . . 522 



2. Murex Harrisoni, A. Bell. Manxland Drift. (Harrison Collection) . 521 



3. Ocinebra Kendalli, sp. no v. Manxland Drift. (Harrison Collection) . 522 



4. Bittium crassicostatum (Etheridge and Bell). St. Erth, (British 



Museum) ...... 525 



5. Bittium dissiwile, sp. nov. St. Erth. (British Museum) . . 526- 



6. Gevlthiopsis tubercnlaris (Montagu), var. suhiilata (S. V. Wood). St. 



Erth, (British Museum) . . . . .527 



7. Bittium incile, Watson. St. Erth. (British Museum) , . 525 



8. Terebra {Strioterebrum) Basteroti (Nyst). Coralline Crag, Gedgrave. 



(Harmer Collection) . . . . . 505- 



9. Baphitoma Ixvigata (Philippi). Selsey. (York Museum) . . 523 



10. Rajyhitoma Isevis (A. Bell). Wexford Gravels. (British Museum) . 523 



11. Mangilia indistincta, Monterosato. Selsey. (York Museum) . 523 



12. Nassa (Hinia) asslmills, sp. nov. St. Erth. (British Museum) . 516 



13. Scala (Boreoscala) fjrcenlandica (Chemnitz). Recent — Finmark. 



(Harmer Collection) ..... 547 



14. Ditto. Recent — British Seas. (Harmer Collection) . . 547 



15. Ditto. Bridlington. (British Museum) . . .547 



16. Ditto. Bramerton. (Harmer Collection) . . . 547 



17. Ditto, var. crebricostata (G. O. Sars). Bridlington. (British Museum) 548 



18. Scala (Boreoscala) similis (J. Sowerby). Waldringfield. (Ipswich 



Museum) ...... 549 



19. Ditto. Bramerton. (Norwich Museum) . . . 549 



20. Ditto. Butley. (Ipswich Museum) . . . .549 



21. Ditto. Oakley. (Harmer Collection) .... 549- 



22. Ditto. Coralline Crag, Boyton. (York Museum) . . . 549. 



23. Scahi (Gyroscala) Canliami, sj). nov. Foxhall. (York Museum) . 553 



24. Scala, (Lepidoscala) Oavelli, sp. nov. Waldringfield. (Framlingham 



College) . . . . ... 539 



25. Scala {Nobiliscala) foliacea (J. Sowerby). Sutton. (Cambridge 



Museum) ...... 538 



26. Scala (Clatltrus) sulmlata (J. Sowerby). Sutton. (Norwich Museum) . 537 



27. Ditto. Sutton. (Norwich Museum) . . ■ . .537 



28. Scahi (Clathras) communis (Lamarck). Waldringfield. (York Museum) 534 



29. Ditto. Recent. (Harmer Collection) .... 534 



30. Scala (Clathrus) Harmeri, de Boury. Little Oakley. (Harmer 



Collection) ...... 536 



31. Scala {Glatlirus) proxima, de Boury. Castel d'Arquato. (Harmer 



Collection) ...... 536- 



