PLATE XXVI. 



Fia. Page. 



1. Pleurotoma tiirricnJa (Brocchi). Scaldisien, Antwerp. (Harmer 



Collection) . . . . . .203 



2. Ditto. Little Oakley. (Harmer Collection) . . . 203 



3. YQx. anUverpiensis, Wncent. Little Oakley. (Harmer Collection) 205 



4. ditto. Little Oakley. (Harmer Collection) . . 205 



5. Pleurotoma inennis, Partscli. Boy ton. (British Museum) . . 207 

 G. var. nnda, S. V. Wood. Boyton. (Jermyn Street Museum) . 207 



7. Pleurotoma (Hemipleurotoma) dcntlrulata (Basterot). Little Oakley. 



(Harmer Collection) . . . . .208 



8. Ditto. Miocene, Saubriguez. (Harmer Collection) . . 203 



9. Pleurotoma {He7n{pleuroto7na) plebeia (Sowerhj). Little Oakley. (Harmer 



Collection) . . . . . .209 



10. Ditto. Eocene, Barton. (Harmer Collection) . . . 209 



IL Ptieudoto7na intorta (Brocchi). Waldringfield. (Moore Collection) . 212 



12. Ditto. Scaldisien, Antwerp. (Harmer Collection) . .212 



13. Ditto. Italian Pliocene. (Harmer Collection) . . .212 



14. Ditto. Miocene, Denmark. (Copenhagen Museum) . . 214 



15. var. Morreni (S. V. Wood). Little Oakley. (Harmer Collection) 213 



16. ditto. Waldringfield. (Ipswich Museum) . . .213 



17. Pleurotoma Sehjsii, De Koninck. Oligocene, Holland. (V. d. Gracht 



Collection) . . . . . . 20G 



18. Ditto. Little Oakley. (Harmer Collection) . . . 206 



19. Pleurotoma {Hemlpleiiroto^iia) Gastaldii (Bellardi). Little Oakley. 



(Harmer Collection) . . . . .209 



20. Glavatnla interrupta (Brocchi). Waldringfield. (Ipswich Museum) . 210 



21. Genotia ram^sa, (Basterot). Little Oakley. (Harmer Collection) 211 



22. Ditto. Miocene, Touraine. (Harmer Collection) . . .211 



