224 REFERENCE TO PLATES. 



FIGURE PAGE 



PLATE 20. 



1-3. Archachatina knorri Jonas. Specimens 118 



4, 5. Archachatina papyracea adelinae Pils. Specimens . 118 



PLATE 21. 



6, 7. Archachatina purpurea Gmel. Specimens 114 



8. Archachatina ventricosa Gld. Specimens 113 



PLATE 22. 



9, 10. Archachatina bayoli Morel. J. de Conch 118 



11. Archachatina rhodostoma Phil. Abbild 115 



12. Archachatina rhodostoma splendida Pils. Specimen. 116 



PLATE 23. 



13-16. Archachatina camerunensis Ailly. After d 'Ailly. 119 



17, 18. Archachatina papyracea Pfr. Conch. Cab 117 



19. Archachatina ventricosa Gld. Specimen 113 



PLATE 24. 



20, 21. Archachatina ovum Pfr. Novit. Conch Ill 



22, 23. Archachatina marginata Swains. Specimens. . . . 109 



PLATE 25. 



24. Archachatina siderata Rve. Conch. Icon 117 



25. Archachatina subsnturalis Pils. Abbild Ill 



26. Archachatina marginata Swains. Specimen 109 



PLATE 26. 



27. Cochlitoma crawf ordi Morel. J. de C 93 



28. Cochlitoma crawf ordi Morel. Specimen 93 



29. Cochlitoma aedigyra M. & P. Ann. and Mag.. ., 94 



30. 31. Cochlitoma varieosa Pfr. Malak. Bl 92 



32, 33. Cochlitoma varicosa Pfr. Novit. Conch 92 



PLATE 27. 



34. Cochlitoma f ulgurata Pfr. Conch. Cab 85 



35. Cochlitoma zebra obesa Pfr. Specimen 86 



36. Cochlitoma kraussi Rve. Conch. Icon 87 



37. Cochlitoma rhabdota M. & P. Ann and Mag 91 



