In this article we will discuss about the structure of Paramphistomum with the help of a diagram.

Paramphistomum 1. It is an endoparaslte in the bile duct of catties.

2. These are acoelomate and bilaterally symmetrical worms.

3. The body is roughly inverted and comma-shaped.

4. The anterior narrow and conical tip bears a mouth and the broad posterior end bears a large muscular -acetabulum. The oral sucker being absent.

5. The intestine is forked but un-branched.

6. Animals are hermaphrodite and life cycle involves an intermediate host – the mollusk.

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