MOLLUSCA. 



97 



ANCYLUS. 



fluviatilis. Mull, 



var. albida. 

 lacustris. Linn. 



var. albida. 



Eepton Brook. 

 Repton Brook. 

 Eiver Trent near Newton 



Solney. 

 River Trent near Newton 



Solney. 



TERRESTRIAL 



ARION. 

 ater. Linn. 



Family I.— LIMACIDJE. 

 Everywhere. 



LIMAX. 



gagates. Lrap. 

 marginatus. Mull. 



flavus. Linn. 

 agrestis. Linn. 

 maximus. Linn. 



Hedges, roots of grass, etc. 

 Under stones, among dead 



leaves, etc. 

 Cellars, wells, damp places. 

 Fields, gardens, and woods. 

 Woods, under old logs, etc. 



Family III. 

 SUCCINEA. 



putris. Linn. 

 elegans. Eisso. 



VITRINA. 



pellucida. Mull. 



8 



-HELICID^. 



Osier-beds — common. 

 Repton Rocks. 



Among moss, dead leaves, 

 woods, etc. 



