17 Cepaea hortensis. Pennine foothills, V.C. Derbyshire, England. September 2018.

17 Cepaea hortensis. Pennine foothills, V.C. Derbyshire, England. September 2018.

Animal removed from shell with undisturbed viscera.
The largest muscle is the white columellar muscle (1) which connects the columella of the shell to the foot, and is used to draw the animal into the shell.

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