528 MANFAL OF THE MOLLUSCA. 



PLATE IX. 

 Turritellidce. 



1. Turritella imbricata, L. W. Indies 248 



2. • (Mesalia) sulcata, var. Lam. Eocene, Paris 249 



3. {Proto) cathedralis, Brongn. \. Lliocene, Bordeaux 249 



4. Aclis supranitida. Wood. |-. Guernsey 240 



6. Caecum trachea, Mont. ^. Britain 249 



6. (fry, magnified J..) 249 



7. Vermetus lumbricalis, Gm. sp. (yoxmg). "VV. Africa 249 



8. Sniquaria anguina, L. sp. \. New Guinea 249 



9. Scalaria pretiosa, Lam. f . China 2?0 



LittorirddcB. 



10. Littorina littorea, L. Britain 250 



11. {Tectaria) pagodus, L. \. Zanzibar 252 



12. {Fossarus) sulcatus, S. Wood. Mediterranean 253 



13. {Modulus) tectum, Gm. sp. N. Australia 252 



14. [Risella) nana. Lam. sp. f . Tasmania 253 



15. Solarium perspecti-\aim, L. sp. f . China 253 



16. Lacuna pallidula. Da Costa. Britain 255 



17. Rissoa labiosa, Mont. Britain 255 



18. {Hydrobia) ulvae, Penn. Britain 256 



19. {Jeffrey sia) diaphana, Alder. (Operculum) Britain .... 256 



20. {Skenea) planorbis, 0. Fabr. {-^^ inch). Britain 256 



21. Nematura deltas, Bens. ^. India 256 



22. Lithoglyphus fuscus, Pfr. sp. Danube 257 



23. Amnicola isogona, Say. U. States 247 



24. Litiopa bombyx, Kiener. Mediterranean 255 



25. Truncatella subtruncata, Mont. sp. -|.. Mediterranean 256 



Taludinidce. 



26. Paludina Listeri, Hanley. \. Norwich 257 



27. {Bithynia) tentaculata, Mont. Norwich 258 



28. Valvata piscinalis, Miill. Norwich 260 



29. cristata, Mull. Norwich 260 



30. Ampullaria globosa, Sw. |-. India 258 



31. (Marisa) comu-arietis, L. sp. Brazil 259 



32. {Lanistes) Bolteniana, Chemn. sp. ^, Nile .... 2^9 



33. Amphibola australis. New Zealand 26 



34. Paludomus aculeatus, Gm. sp. Ceylon 24*7 



Keritidco. 



35. Nerita ustulata, L, Scinde 26b 



36. ( Velates) perversus, Gm. sp. Eocene, Soissons 261 



87, 38. Pileolus plicatus, J. Sby. Bath Oolite, AncHflf 261 



39. Neritina zebra, Brug. Pacific 261 



40. crepidularia. Less. India 261 



41. Navicella porcellana, Chemn. sp. Mauritius — Pacific 2f2 



