63 



List of Land, Fluviatile, and Lacustrine Shells found in 

 and near the County of Gloucester, hy John Jones, 

 named after " A History of British Mollusca and 

 their Shells," by Forbes and Hanley. London. 

 Van Voorst. 1853. 



UNIVALVES. 



NeRITIDjE. 



Neritina fluviatilis, Lin. Found of very large size, and very highly 

 coloured, in the Gloucester and Berkeley canal, upon stones 

 within hand reach, at Sharpness Point, and in the Severn, at 

 Wainload. 



Paludinid;e. 



Paludina Listeri, Forbes and Hanley. In the Newent canal, at 



Over, and throughout its length. Combe Hill canal. 

 P. vivipara, Lin. Found in the canal at Cirencester, and in the 



Stroud canal. Query, Is this more than a variety of the last ? 

 Bithinia tentaculata, Gray. Common throughout the district, in 



canals, ditches, and brooklets. 

 Valvata piscinalis, Miiller. With the last species, Robin's Wood 



Hill reservoirs, River Poplar, &c. 

 Valvata cristata, Miiller. At Over, Nevrent canal, and ditches in 



Maiseraore Ham, on water plants. 



LlMACID^. 



Arion empiricorum, Ferussac. Woods, gardens, and hedgerows 

 throughout the district, particularly in cloudy warm weather, 

 preceding, during, and immediately after rain, under logs and 

 large stones in shady places in dry weather. 



Limax agrestis, Miiller. Common everywhere in fields and gardens. 



Limax cinereus, Miiller. Common in the neighbourhood of Glou- 

 cester. In cellars and damp outhouses, under decaying wood, 

 water butts, &c. 



