REFERENCE TO PLATES. 365 



PLATE 69. 



EIGURE. PAGE. 



1,2. Helicella variabilis Drap. After Schuberth, . . 248 



3-5. Helicella virgata Da Costa. After Ashford, . . 248 



6, 7. Helicella ericetorum Miill. After Ashford, . . 252 



8. Helicella ericetorum Miill. After Schuberth, . . 252 



9. Helicella caperata Mont. After Ashford, . . . 254 



10. Helicella candidula Studer. After Schmidt, . . 254 



11. Helicella mograbina Mor. After Schepman, . . . 260 



12. Helicella tuberculosa Conr. After Schmidt, . . . 261 



13. Helicella striata Mull. After Schmidt, . . . 254 



14. Helicella cantiana Mont. After Ashford, . . . 265 



15. Helicella explanata Miill. After Moq.-Tand., . . 258 



16. Helicella syriaca Ehrenb. After Schuberth, . . . 265 



17. Helicella nummus Ehrenb. After Schmidt, . . . 268 



18. Helicella elegans terrestris Penn. After Schmidt, . 262 

 19-21. Helicella acuta (barbara). After Moss & Paulden, 



Trans. Manch. Mic.Soc., 1892, .... 263 

 22. Helicella Carthusian a Miill. After Schuberth, . . 265 



PLATE 70. 



23-25. Zoogenites harpa Say. After Morse, . . .281 

 26-28. Acanthinula aculeata Miill. After Dupuy & Drouet. 280 



29. Vallonia pulchella Miill. After Sterki, . . . . 282 



30. Hygromia ciliata Ven. After Moq.-Tand. . . . 276 



31. Hygromia pellita Fer. After Hesse, .... 276 



32. Hygromia limbata Drap. After Moq.-Tand., . .271 



33. Hygromia hispida Linn. After Schmidt, . . . 273 



34. Hygromia incarnata Miill. After Schmidt, . . . 271 



35. Zoogenites harpa Say. After Morse, .... 281 



36. Hygromia leucozona Ziegl. After Schuberth, . . 277 



37. Hygromia noverca Friv. After Hesse, .... 277 



38. Vallonia pulchella Miill. After Sterki, .... 282 



39. Hygromia cinctella Drap. After Moq.-Tand. . . 271 



40. Plebecula lurida Lowe. After Binney, .... 239 



41. Hygromia bidens Chemn. After Schmidt, . . . 278 



PLATE 71. 



42, 43. Helicella (Lejeania) scioana Poll. After Pollonera 



44. Helicella (Lejeania) lejeaniana Bgt. After Pollonera, 



45, 46. Helicigona rahtii A. Brn. After Sandberger, . 

 47, 48. Helicigona ehingensis Klein. Ross del. . 



49. Helicodonta osculum Thorn. After Klika, 



50. Cyrtochilns expansilabris Sdb. After Sandberger, 



51. 52. Prothelidomus acrochordon Oppenh. After Oppenh 

 53, 54. Dentellocaracolus damnatus Sandb. After Oppenh 

 55, 56. Fridolinia lucani Tourn. J. de C., 1869, 



267 

 267 

 310 

 310 

 289 

 311 

 295 

 295 

 294 



