Phylum Platehelminthes (Flat worms) –
- Body dorsiventrally flattened.
- Endoparasite.
- Triploblastic, bilateral symmetry.
- Acoelomate.
- Organ level organisation.
-Flame cells- for excretion & osmoregulation.
- Hermaphrodite.
- Reproduction – Sexual - Fertilisation internal.
- eg. Taeniasolium(Tape worm), Fasciola hepatica (liver fluke).
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