EXPLANATION OF PLATES. 407 
FIGURE, PAGE. 
7. Terebra (Subula) maculata, Linn. Philippines, . . 182 
8. Terebra (Abretia) cerithina, Lam. Polynesia, . 182 
9. Terebra (Hastula) strigillata, Linn. Polynesia, . . 182 
10. Terebra (Euryta) aciculata, Lam. Acapulco, , . 182 
ll. Terebra (Terebra) cingulifera, Lam. Rubpnines, . 182 
12. Pusionella nifat, Adans. W. Africa, . ; . 182 
13. Pleurotoma baby lonia, Lam. Philippines, : . 183 
14. Pleurotoma (Sureula) nodifera, Lam. Straits of Malacca, 183 
15. Pleurotoma (Genota) Mitreformis, Kiener. Gambia, . 183 
16. Pleurotoma ( Brachitoma) Stromboides, Sowb. Panama, 183 
17. Pleurotoma (Conopleura) striata, Hinds, ; j . 183 
18. Pleurotoma (Drillia) gibbosa, Kiener, . { i . 183 
19. Pleurotoma (Crassispira) pulchra, Gray. 7, W. Indies, 184 
20. Pleurotoma (Clavus) auriculifera, Lam. Philippines, . 184 
21. Pleurotoma (Bela) turricula, Mont. N. Eur.,U.8.,  . 184 
22. Pleurotoma (Lachesis) minima, Mont. N. Eur., . . 184 
23. Pleurotoma (Clavatula) imperialis, Lam. W. Africa, . 184 
PLATE 58. 
24. Pleurotoma (Clionella buccinoides, Lam. . : . 184 
25. Pleurotoma (Perrona, lineata, Lam. W. Africa, . . 184 
26. Pleurotoma (Clathurella) linearis, Blainv. Europe, . 185 
27. Pleurotoma (Clinura) Calliope, Brocchi. Ter., Italy, . 184 
28. Pleurotoma (Zafra) Pupoidea, H. Adams. N. Hebrides, 185 
29. Pleurotoma (Daphnella) ornata, Hinds. New Guinea, . 185 
30. Pleurotoma (Mitromorpha) gracilis, Carp. California, . 185 
31. Pleurotoma (Cithara) Stromboides, Rve. Philippines, . 185 
32. Pleurotoma (Glyphostoma) dentifera, Gabb. Tertiary, 
West Indies, A - 185 
33. Pleurotoma (Mangelia) ponderosa, ‘Rye. Philippines, . 185 
34. Pleurotoma (Typhlomangelia) nivalis, Lovén. Norway, 185 
35. Pleurotoma (Spirotropis) carinata, Phil. Norway, . 186 
36. Pleurotoma (Raphitoma) ringens, Bellardi. Tert., Italy, 186 
37. Pleurotoma (Taranis) Mérchi, Malm. Norway, . . 186 
38. Pleurotoma Thesbia) nana, Lovén. Norway, — . . 186 
39. Pleurotoma (Borsonia) prima, Bellardi. Miocene, Turin, 186 
40, Pleurotoma (Cordiera) Pyrenaica, Roualt. Eo., France, 186 
41. Halia Priamus, Lam. Spain, . ; : : . 186 
42. Conus marmoreus, Linn. Philippines, : : : . 187 
43. Conus (Puncticulus) pulicarius, Brug. Polynesia, ~ 187 
45. Conus (Coronaxis) vermiculatus, Lam. Polynesia, - . 187 
46. Conus (Cylindrella) suleatus, Brug. Polynesia, . . 187 
47. Conus (Nubecula) tulipa, Linn. Philippines, J ~ 18h 
48. Conus (Chelyconus) speetrum, Linn, Polynesia, . . 188 
49. Conus ( Cylinder) textile, Linn. Philippines, ~~. . 18 
50: Conus-(Conorbis) dormitom Sol, Hocene, England, . 188 
