INDEX. 



Acicula, 67. 

 Acme, 67. 

 Acmea, 67. 

 AlycaBus, 27. 

 Anastoma, 64. 

 Annularia, 15. 57. 

 Aperostoma, 6. 

 Aulopoma, 14. 

 Auricella, 67. 

 Auricula, 67. 



Bolania, 14. 

 Bulimus, 54. 67. 



Callia, 34. 

 Carychium, 54. 67. 

 Cistula, 57. 

 Choanopoma, 48. 

 Chondropoma, 55. 

 Craspedopoma, 13. 

 Cyclophora, 15. 

 Cyclophorus, 15. 

 Cyclostoma, 42. 

 Cyclostome, 42. 

 Cyclostomus, 42. 

 Cyclotus, 4. 



Diplommatina, 54. 



Electrina, 30. 



Farcimen, 28. 

 Ferussacia, 64, 

 Ferussina, 64. 



Geomelania, 68. 



Hydrocena, 63. 



Leonia, 34. 42. 

 Leptopoma, 23. 

 Licina, 48. 57. 60. 

 Lithidion, 35. 

 Lituus, 14. 



Megalomastoma, 30„ 

 Moulinsia, 32. 

 Myxostoma, 14. 



Otopoma, 35. 



Pomatias, 61. 

 Poteria, 6. 

 Pterocyclos, 11. 

 Pupina, 33. 

 Pupinella, 33. 

 Pupula, 67. 

 Pyxis, 10. 



Pealia, 63. 

 Registoma, 31. 

 Phegostoma, 31. 

 Phexistoma, 31. 



Spiraculum, 11. 

 Steganotoma, 11. 

 Strophostoma, 64. 



Tropidophora, 37. 

 Truncatella, 56. 

 Tudora, 48. 



Valvata, 14. 



THE END. 



