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Difference Between Two Things

Difference between Prostomium and Peristomium

Distinguish, differentiate, compare and explain what is the difference between Prostomium and Peristomium.

Difference between Prostomium and Peristomium

1. Prostomium is a fleshy lobe which projects from peristomium. Peristomium is the first body segment in earthworm.

2. Prostomium does not contain mouth. Peristomium contains mouth.

3. Prostomium serves as wedge to force open cracks in the soil in which the earthworm lives. Peristomium does not happen in peristomium.

4. Prostomium is sensory in function. Peristomium is not sensory.

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