EXPLANATION OF PLATES. 

 Plate 1. 



Fig. 1. Marginella puella Gould, type, length 10 mm., p. 38. 



2. Marginella alfredensis, new species, type, length 2.5 mm., p. 41. 



3. Marginella turtoni, new species, type, length, 8.5 mm., p. 39. 



4. Ringicula turtoni, new species, type, length 4.7 mm., p. 77. 



5. Haminea alfredensis, new species, type, length 12.4 mm, p. 6. 



6. Marginella cleo, new species, type, length 6.8 mm., p. 39. 



7. Marginella neglecta Sowerby, length 4.1 mm., p. 39. 



8. Cylichna africana, new species, type, length 3.4 mm., p. 5. 



9. Acteocina smithi, new species, cotype, length 4.5 mm., p. 4. 



10. Conus lavendulus, new species, type, length 36.1 mm., p. 12. 



11. Marginella eucosmia, new species, type, length 12.5 mm., p. 37. 



12. Conus alfredensis, new species, cotype, length 45 mm., p. 13. 



Plate 2. 



Fig. 1. Mangilia dina, new species, type, length 6 mm., p. 23. 



2. Clionella turtoni, new species, type, length 26.5 mm., p. 17. 



3. Clavatula haliplex, new species, type, length 29.5 mm., p. 19. 



4. Drillia lara, new species, type, length 13.6 mm., p. 22. 



5. Clavatula halistrepta,. new species, type, length 33.5 mm., p. 19. 



6. Mangilia humerosa, new species, type, length 6.6 mm., p. 30. 



7. Mangilia eucosmia, new species, type, length 12.4 mm., p. 28. 



8. Clionella nereia, new species, type, length 14 mm., p. 16. 



9. Drillia halidoma, new species, type, length 18.6 mm., p. 23. 

 10. Mangilia amplexa Gould, type, length 8 mm., p. 30. 



Plate 3. 



Fig. 1. Cythara ima new species, type, length 8.1 mm., p. 31. 



2. Bullia alfredensis, new species, type, length 27 mm., p. 54. 



3. Donovania stimpsoni, new species, type, length 5.4 mm., p. 33. 



4. Mangilia nympha, new species, type, length 3.9 mm., p. 29. 



5. Cylichna tubulosa Gould, type, length 8 mm., p. 5. 



6. Euthria turtoni, new species, type, length 25 mm., p. 50. 



7. Cominella alfredensis, new species, type, length 29.2 mm., p. 48. 



8. Mangilia arata, new species, type, length 6.7 mm., p. 27. 



Plate 4. 



Fig. 1. Clionella elizabethae, new species, type, length 13 mm., p. 16. 



2. Cancellaria dalli, new species, type, length 18 mm., p. 33. 



3. Fasciolaria alfredensis, new species, type, length 133 mm., p. 46. 



3a. Fasciolaria alfredensis, new species, (detail of sculpture of the spire), p. 46. 

 36. Fasciolaria alfredensis, new species, (detail of sculpture of base), p. 46. 



4. Nyctilochus alfredensis, new species, type, length 60.5 mm., p. 94. 



5. Colubraria alfredensis, new species, type, length 33.5 mm., p. 50. 



6. Cominella porcata multilirata, new subspecies, type, length 47.5 mm., p. 47. 



257 



