PKOCKEDINGS OF THK MALACOLOGICAL SOCIKTT. 213 



The late Rev. R. Ashington BuUen, B.A., F.L.S., exhibited tlie 

 following specimens : — Helicella Pisana from the Lido, Venice, 

 showing supposed hybrid characters; the animals when alive were 

 darlc in colour resembling H. virgata. Clausilia hidens from Torcello, 

 Italy, with two mouths. Otala vermiculata, also from Italy, eaten 

 by rodents, the epiphragm formed previous to hibernation having 

 been partly removed. Dark banded and albino forms of the Otala 

 rermicuJata found living on tlie same food- plant. Helix anperm, with 

 unusually elevated spire, from Fiesoli. 



