EXPLANATION OF PLATES. 369 



FIGURE PAGE 



9. B. landurensis Pils. Type. 16721 204 



10, 11. B. kelantanensis Sykes. 98191 208 



12. B. kelantanensis Sykes. After Sykes 208 



PLATE 36. Gyliauchen. 



1-4. G. hungerfordiana Mlldff. Gunong Pondok. 62516. 212 



5, 8. G. transitans Mlldff. Siam 214 



6, 7. G. transitans Mlldff. After MoeUendorff 214 



9, 10. G. crossei Morlet. After Morlet 215 



11-13. G. crossei Morlet. 66063 215 



PLATE 37. Gyliauchen. 



1-3. G. fruhstorferi Mlldff. 69883 217 



4-6. G. everetti Smith. 78403 218 



7-9. G. dohertyi Fulton 219 



10. G. everetti Smith. After E. A. Smith 218 



11. G. bensonianus Blanf. 62170 211 



12. G. bensonianus Blanf. Conch. Indica 211 



PLATE 38. Aulacospira, Systenostoma. 



1. Aulacospira mucronata Mlldff. 96547 222 



2. Aulacospira porrecta Mlldff. 78406 222 



3-5. Systenostoma pauperrima B. & D. After Bav. et 



Dautz 225 



6, 7. Aulacospira hololoma Mlldff. 78414 222 



8, 9. Aulacospira scalatella Mlldff. 67983 223 



10-12. Systenostoma pulverea B. & D. After Bav. et 



Dautz 225 



13. Aulacospira rhombostoma Mlldff. 98247 223 



14, 17. Aulacospira azpeitiae. Hidalgo. 95550, 81595 . . 224 



15, 16. Systenostoma defixa B. & D. After Bav. et Dautz. 226 



PLATE 39. Fauxulus. 



1-3. F. capensis Kiister. Buffelsfontein. 106494 236 



4. F. capensis Kiister. Port Elizabeth. 65780 236 



5. F. capensis ovularis Kurr. After Kiister 238 



6. F. capensis Kurr. After Kiister 236 



7. F. capensis ovularis Kurr. Large form. 22904 238 



8. F. capensis (P. pottebergensis Kr.). After Kiister. . . 240 



9. F. capensis var. (P. fonticola Dh.). After Deshayes. . 239 



10, 11. F. pamphorodon Bens. Simonstown. 64096 240 



12. F. pamphorodon Bens. Simonstown. 106489 240 i 



