INDEX TO THE GENERA Etc. 



CONTAINED IN VOLUME IV. 



The index to the species of Helix will be published on the com- 

 pletion of the monograph. 



Actinella, 4, 38. 

 Acusta, 5, 47, 257. 

 Aegista, 51, 59, 259. 

 Aglaia, 67. 



Allognathus, 121, 149. 

 Angasella, 51, 65. 

 Archelix=Tachea, 122. 

 Arionta, 67, 69, 117. 

 Armandia, 5, 258. 

 Callina, 5, 46. 

 Campytea, 68, 83, 260. 

 Candidula, 3, 5. 

 Cantareus, 234, 254. 

 Canthareus Cantareiis, 234. 

 Caseolus=Actinella, 4, 39. 

 Cepsea=Tachea, 122. 

 Chilotrema, 69, 116, 260. 

 Cochlicella, 3, 31, 257. 

 Coronaria=Geomitra, 4. 

 Craspedaria, 4, 44. 

 Crenea Discula, 5. 

 Crenea=Iberus, 202. 

 Crenea Tectula, 4. 

 Crenea Turricula, 3. 

 Cryptaxis Leptaxis, 189. 

 Cryptomphalus, 234, 235. 

 Discula, 5, 44. 

 Elisrna=Cochlicella, 3. 

 Elona, 116. 



Epiphragmophora, 68, 78. 

 Eremina, 121, 127, 261. 

 Eremophila Eremina, 127. 

 Erinna=Eremina, 127. 

 Eucampylsea, 68, 87. 

 Eurycampta, 68, 82. 

 Eurystoma, 69, 120. 

 Eyrystoma Eurystoma, 69. 

 Fruticocampylsea, 68, 84. 



Geomitra, 4, 35. 

 Helicella, 3. 



Helicomela=Plebecula, 187. 

 Helicopsis Candidula, 3. 

 Helminthoglypta, 67, 72. 

 Hemicycla, 121, 150. 

 Heterostoma, 4, 35. 

 HygromiaPraticola, 67. 

 Hystricella Ochthephila, 4. 

 Iberus, 122, 201. 

 Irus, 4, 35. 

 Ims=Tumcula, 3. 

 Katostoma=Leptaxis, 189. 

 Lampadia, 189, 200. 

 Lemniscia, 3, 19. 

 Leptarionta, 67, 75. 

 Leptaxis, 121, 189. 

 Levaiitina, 202, 226. 

 Lucena^^Cantareus, 234. 

 Lyrula Actinella, 4, 40. 

 Lysinoe, 67, 69, 2(50. 

 M'acularia, 121, 128, 261. 

 Micrarionta, 67, 77. 

 Mi tra= Lampadia, 200. 

 Monilaria,= Lemniscia, 3. 

 Murella=Iberu8, 202. 

 Obelus Discula, 5. 

 Obelus=Turricula, 3. 

 Ochthephila, 4, 33. 

 OdoDtura, 67, 75, 260. 

 Otala=Macularia, 128. 

 Pentat^enia, 120. 

 Placentula, 4, 37. 

 Placentula=:^Irus, 4. 

 Plebecula, 121, 187. 

 Plectotropis, 50, 51, 258. 

 Pleuroxia=Angasella, 51. 

 Poecilostola, 67, 77. 

 (262) 



