Mollusks. 3915 



Helix fulva. Rare, in drift. 

 „ aculeata. One specimen. 

 „ hispida. Occasional. 

 „ rufescens. Abundant, as elsewhere, 

 „ virgata. Abundant, of two very distinct varieties. 

 „ caperata. Frequent, on dry banks, chalk-pits, &c. 

 „ Ericetorum. Less numerous, but not rare ; mostly without 

 bands, and of a plain horn- colour. 

 Zonites radiatus. Common. 

 „ pygmaeus. Rather rare. 

 „ nitens. Common. 

 „ alliarius. Frequent, in moss. 

 „ radiatulus ? 



„ crystallinus and lucidus. Frequent in the drift. 

 Succinea putris. Common. 

 Bulimus obscurus. Frequent in hedges. 

 Zua lubrica. Very abundant. 



Achatina acicula. This elegant shell sometimes occurs in great 

 uumbers amongst the remains of a flood, but I never find any vestige 

 of the animal that iuhabits it. 



Pupa umbilicata. On an old church-yard wall, in considerable 

 numbers. 



„ marginata. Frequent in the drift. 

 Vertigo pygmaea. Not rare. 



„ palustris. A few specimens with the two former shells. 

 Balea perversa. In the bark of old willows, not common. 

 Clausilia bidens. One or two, in moss. 



„ nigricans. Very common. 

 Carychium minimum. Extremely common. 

 Acme fusca. One specimen, in the drift. 

 Limnaeus auricularis and pereger. Common. 



„ stagnalis. Frequent and large on Cornard Mere, in pools. 



„ palustris. Common. 



„ truncatulus. Frequent. 



Ancylus fluviatilis. Occasional. 

 Velletia lacustris. Frequent in the river. 

 Physa fontinalis. Pretty common. 



Aplexus Hypnorum. A few specimens in a small stream. 

 Planorbis corneus Common. 

 „ albus. Not rare. 

 „ carinatus. Abundant. 



