ROKBUCK MEMORIAL NUMBER. . 17I 



Arion ater. 151. General in wild and cultivated places. 



A. SubfusCUS. 132. Mostly in woods; general except in east 

 England. 



A. minimus {intcnnedius). 133. Woods, hedgebanks, etc. ; general. 



A. hortensis. 150. General in gardens and wild places. 



A. circumscriptus {fasciaius, bourguigfiati), 145. General in 

 cultivated ground and woods. 



Geomalacus maculosus. 1. This Lusitanian species occurs 

 only in south-west Ireland and the north-west of France and Spain. 



Punctum {Helix) pygmaeum. 127. General in hedgebanks, 

 woods, etc. 



Pyramidula {Helix) rupestris. S3. On rocks, usually calcare- 

 ous, stone walls, etc. ; north to Perth ; absent from East Anglia 

 and rare in north Ireland. 



P. rotundata. 151. Almost ubiquitous. 



Eulota fruticum. i. Deal in Kent E. {Proc. Malac. Soc, xii, 124 ; 

 xiii, 67). 



Helicella {Helix) virgata. 94- Grassy places, downs, etc., 

 especially on calcareous soil, north to South Ebudes and North- 

 umberland N. ; general in Ireland except in north-west. On old 

 ballast heaps and probably introduced in Haddington, Fife and 

 Perth and probably introduced in Donegal E. 



H. itala {ericetomm). 100. Local on commons, grassy places, 

 hedgebanks ; north to Northumberland S. ; west coast of Scotland 

 and islands to Caithness ; general in Ireland. 



H. caperata <i'^^^<?^''<?/^. 124. Commons, hedgebanks, etc., gener- 

 ally. The earlier records were made before heripemis was 

 distinguished as a separate species (1910 : Proc. Malac. Soc, x, 39) ; 

 records for the segregates are hence imperfect. H. caperata seg. 

 (55) from Kent and Cornwall to Ross and generally in Wales and 

 Ireland. H. heripensis {gigaxii) (31) known only from 

 Glamorgan, Dorset and Kent to Yorks. : satisfactory museum 

 specimens extend to Haddington and unsatisfactory ones to Banff; 

 except for a single record in Kildare it is not known in Ireland. 



H. neglecta. 1. Known near Luddesdown in Kent W. since 191 5 

 {Proc. Malac. Soc, xii, 133). 



Trochula {Helix) elegans {terrestris). I. A colony of this 

 Mediterranean species has been known near Dover, Kent E. since 

 1890 {Journal, vi, 377). 



Cochlicella {Helix, Bulimus) barbara {acula). 58. Grassy places 

 and sandhills ; maritime in England, Wales and Scotland on 

 south and west coasts from Sussex to Caithness ; more general 



