420 



Tafel 33. 

 Fig. 1 Vivipara meta Martens p. 164 — 2. 3. V. phtinotropis Martens p. 108. — 



4. V. cepoides Sinith p. 166. — 5. V. spekei Smith p- 166. — 6. 7. V. victoriae E. Smith 

 p. 167. — 8. V. rubicunda Martens p. 109. — 9. V. trochlearis Martens p. 379. — 10. V. 

 jucunda Smith p. 69. — 11. V. brincatiana Bourg. p. 170. — 12. V. bridouxiana Bourg. 

 p. 171. — 13. 14. V. heliciformis Ffld. p. 171. — 15. 16. V. sambesiensis Stur. p. 172. — 

 17. V. densestriata Preston p. 173. 



Tafel 34. 

 Fig. 2—4. Vivipara Jeffreys! Ffld. p. 173. — 5—8. V. capillata Ffld. p. 174. — 9-12 

 V. robertsoni Preston p. 175. — 13. V. aethiops Rve. p. 176. — 14. 15. V. punctata Ffld. 

 p. 176. 



Tafel 35. 

 Fig 1 — 18. Rivularia auricula Martens p. 178. — (8. 9. var. bicarinata m. p. 181; — 

 10. 11 var. elongata Heude p. 180; — 17. 18. var. calcarata Moellendorfl p. 180). 



Tafel 36. 

 Fig. 1—4. Rivularia ovum Heude p. 182. — 5—8. R. globosa Heude p. 183. — 9—12. 

 R. porcellanea Mlldff. p. 184. — 13. 14. R. glandina Heude p. 185. — 15. R. subelliptica 

 Heude p. 186. — 16—18. R. rusiostoma Gredler p. 186. 



Tafel 37. 

 Fig. 1—9. Margarya melanoides Nevill p. 188. . ' 



Tafel 38. 

 Fig. 1—12. Margarya melanoides Nevill v. 188. 



Tafel 39. 

 Fig. 1. 2. Vivipara thomsoni Morlet p. 193. — 3. 4. V. boettgeri mutica p. 194. — 

 7. Margarya melanoides Nev. p. 188. — 8—11. V. digona Blfd. p. 195. — 12. 13. V. obscu- 

 rata Desh. p. 196. — 14. 15. V. danieh Mab. p. 196. 



Tafel 40. 

 Fig. 1—4. Vivipara turbinata Desh. p. 199. — 5—8. V. juUieni Desh. p. 197. 



Tafel 41. 

 Fig. 1. 2. Vivipara penangensis Martens p. 200. — 3—6. V. ingallsiana Lea (?) p. 201. 

 — 7. 8. V. martensiana Ffld. p. 203. — 9. 10. V. martensiana costellata m. p, 204. — 11. 12. 

 V. ingallsiana var. p. 201. 



Tafel 42. 

 Fig. 1. 2. Vivipara noetlingi n. p. 205. — 3. 4. V. chalanguensis Desh. p. 206. — 



5. 6. V. rattei Crosse & Fischer p. 206. — 7. 8. V. lamarcki Desh. p. 208. — 9, V. sphae- 

 ricula Desh. p. 208. — 10. 11. V. moreleti Desh. p. 209. 



