What are they?

  • Trematodes are members of the phylum Platyhelminthes and are generally flat, fleshy, leaf shaped worms.
  • Equipped with two muscular suckers.




  • Consists of lateral tubes that do not join to form an excretory opening.
  • Most flukes are hermaphroditic (contains both male and female sexual organs).
  • Require intermediate hosts for completion of their lifecycles.