HELIX 



6. A complete view of the digestive organs obtained by carefully separating the alimentary tract 

 from its attachments. In dissecting, the generative organs are pushed to the right side, the digestive 

 to the left. Buccal mass; nerve-collar; ducts of the salivary glands; the two salivary glands; oesophagus; 

 proventriculus ; stomach; first bend of the intestine; rectum; anus; the kidney, between the rectum 

 and the heart. 



7. Radula removed from buccal mass and examined in glycerine under low power. 



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