MANUAL OF THE MOLLUSCA. V 



PLATE IX. 



Turrltellidce. 



PAGE 



1. Turritella, imbricata, L, W. Indies 132 



2. (Ilesalia) sulcata, var. Lam. Eocene, Paris 132 



3. (Profo) cathedralis, Brongn. |. Miocene, Bordeaux... 132 



4. Aclis perforatus, Mont. sp. -f-. Guernsey 132 



5. Caecum trachea, Mont. ^. Britain 133 



6. (fry, magnified f.) _., 133 



7. Vermetus lumbricalis, Gm. sp. (young.) W. Africa 133 



8. Siliquaria anguina, L. sp. |. New Guinea 133 



9. Scalaria pretiosa, Lam. f China 133 



LitorinidcB. 



10. Litorina litorea, L. Britain 134 



11. (Tectaria) ])agO([i\s', L. i. Zanzibar 133 



12. (i^£>^5«ra,y) sulcatus, S. Wood. Mediterranean 135 



13. (Modulus) tectum, Gm. &^. N. Australia 135 



14. ■ {Bisel/a) nana, Lam. sp. f. Tasmania 135 



15. Solarium perspectivum, L. sp. f. China 135 



16. Lacuna pallidida, Da Costa. Britain 136 



17. Rissoa labiosa, Mont. Britain 136 



18. {I£?/drobia) vIyss, Venn. Britain 137 



19. ■ (Jefref/sia) diaphana, Alder, (Operculum) Britain 137 



20. (6'/^^«m) planorbis, 0. Fabr. (-j^ inch). Britain 137 



21. Nematura deltee, Bens. f-. India 137 



22. Lithoglyphus fuscus, Pfi'. sp. Danube 138 



23. Amuicola isogona, Say. U. States 131 



24. Litiopa bombix, Kiener. Mediterranean 136 



25. Truncatella subtruncata, Mont. sp. f . Mediterranean 137 



PaludinidcB. 



26. Paludina Listeri, Hanley. J. Norwich 138 



27. ■ {B it hinia) tentacvlata, M.ont. Norwich 138 



28. Valvata piscinalis, Miill. Norwich 140 



29. cristata, Miill. Norwich 140 



30. Ampullaria giobosa, Sw. J. India ^ 138 



31. {Marisa) cornu-arietis, L. sp. Brazil 139 



32. (Z«?2/^^^^) Bolteniana, Chemn. sp. |. Nile 139 



33. Amphibola aveUana, Chemn. sp. New Zealand 139 



34. Paludomus aculeatus, Gm. sp. Ceylon 131 



NeritidcB. 



35. Nerita ustulata, L. Scinde 141 



36. (F^/«if^^) perversus, Gm. sp. Eocene, Soissons 141 



37. 38. Pileolus plicatus, J. Sby. Bath oolite, AncHff 141 



39. Neritina zebra, Brug. Pacific 141 



40. crepidularia. Less. India 142 



41. Navicella porcellana, Chemn. sp. Mamitius — Pacific 142 



