44 Cepaea hortensis withdrawn with epiphragm. Pennine foothills, V.C. Derbyshire, England. August 2018.

44 Cepaea hortensis withdrawn with epiphragm. Pennine foothills, V.C. Derbyshire, England. August 2018.

In very dry weather, the snail retracts into the shelter of the non-permeable shell, seals the entrance with a transparent, elastic epiphragm made of a film of dried mucus and may aestivate.

marinvert.senckenberg.science/image-browse/