INDEX TO GENERA Etc. 



CONTAINED IN THIS VOLUME. 



The Index and Synonymy of the species of Helix will be pub- 

 lished on the completion of the monograph. 



Acanthinula, 16, 53. 

 Actinaria=Laoma, 17, 68. 

 Adelodonta=Polygyrella, 112. 

 Ammonitella Drepanostoma, 



110. 



Amphidoxa, 16, 46. 

 Anceyia, 102. 

 Anchistoma, 110, 114. 

 Anguispira, 17, 55, 266. 

 Aplodon=Mesodon, 113. 

 Atlantica, 266. 

 Atopa, 113, 156. 

 Bermudia, 267. 



Bradyboena Fruticicola, 167. 

 Bradyboena=Trichia, 167. 

 Calcarina=Leucochroa, 10. 

 Camsena, 264. 

 Caracolina, 111, 117, 268. 

 Carthaea^Punctuni, 15, 37. 

 Carthusiana, 167, 191. 

 Charopa, 261. 

 Ciliella, 168, 223. 

 Conulus, 261. 

 Corilla= Atopa, 114. 

 Coxia, 268. 

 Crenea=Jacosta, 169. 

 Daedalochila, 112, 130. 

 DelomphalusPatula, 15. 

 Dibothrion Petasia,, 167. 

 Discus, 15, 19, 262. 

 Dorcasia, 168, 205, 268. 

 Drepanostoma, 110, 114. 

 Endodonta, 17, 59. 

 Entodina, 268. 

 Epistyla=Sagda, 5. 

 Eulota, 168, 200. 

 Euparypha, 168, 223. 



Euphemia=Trigonostoma, 111. 

 Euryomphala=Patula, 15. 

 Fruticicola, 167, 170. 

 Fruticotrochus Satsuma, 168. 

 Galaxias=Dorcasia, 168. 

 Ganesella Trochomorpha, 18, 74. 

 Glyptostoma, 109, 110. 

 Goniodiscus, 16, 43, 265. 

 Gonostoma, 110, 114. 

 Helicella, 169, 170, 239. 

 Helicodonta=:Isognomonostoma, 



113. 



Helicodonta Trigonostoma, 111. 

 Heliomanes, 169, 230. 

 Hispidella, 168, 222. 

 Hyalosagda, 5. 



Hygromanes Fruticicola, 167. 

 Hygromia Frutlcicola, 167. 

 Iberus=Leucochroa, 10. 

 Isognomonostoma, 113, 146. 

 Jacosta, 169, 251. 

 Laoma, 17, 68. 

 Lejeania, 230, 267. 

 Leucochroa, 10, 261. 

 Libera, 17, 69. 



Liocystis=Trochomorpha, 18, 75. 

 Macrocyclis, 109. 

 Macrocycloides, 16, 48. 

 Mesodon, 113, 150. 

 Metodontia, 113, 149. 

 Microconus=Pyramidula, 16, 53. 

 Microcystis, 261. 

 Microphysa, 19, 96. 

 Microphyura=Polygyratia, 111 > 

 Mima, 10. 

 Monacha, 167, 187. 

 Nigritella, 18, 72. 

 (269) 



