Torsion and Detorsion in Gastropoda (With Diagram)
The below mentioned article provides a brief account of torsion and detorsion in Gastropoda. Torsion in Gastropoda: Mollusca are typically bilaterally symmetrical animals but this symmetry is lost in Gastropoda due to two processes called coiling and torsion. There is a tendency for digestion and resorption to be confined to a dorsal digestive gland or liver, the liver undergoes growth [...]