DELLA CONCHIGLIOLOGIA ETNÈA. 544 



llollusca Cephala. 



Ordine Gasteropoda Cuvier. 



1. Pediculatia, Sow. 



2. Ovula, Brug. 

 5. Trivia, Gray. 

 ft. Cypraea, L. 



5. Erato, Risso. 



6. Alarginella, Lamk. 



7. Mitra, Lamk. 



8. Columbella, Lamk. 



9. Cassis, Lamk. 



10. Cassidaria, Lamk. 



11. Dolium., Lamk. 



12. Cyclope, Risso. 



13. Nassa, Lamk. 

 Ift. Ranella, Lamk. 



18. Bufonaria, Schumacher. 



16. Tritonium, Cuo. 



17. Typhis, Montfort. 



18. Murex, Lamk. 



19. Coralliophila, /^. m. ^. Adxims. 



20. Fusus, Lamk. 



21. Trophon, Montfort. 



22. Fasciolaria, Lamk. 

 23 Eutria, Gray. 



2ft. Pisania, Bivona. 



25. Follia, Gray. 



26. Lachesis, .fiisso. 



27. Bela, Gray. 



28. Pleurotoma, Lamk. 



29. Mangelia (Risso pars), Reeve. 



30. Defrancia, ilfi/Zef, non Gray nec Adams. 



