Biology 546
Human parasitology laboratory tutorial

The adult trematode on the left was removed from the bile duct of a graduate student who was native to Thailand. It measured approximately 24 mm long x 3 mm wide. What species/genus does it represent?

Clonorchis sinensis
Dicrocoelium dendriticum
Fasciola hepatica
Opisthorchis sp.

Original; photograph by S.J. Upton

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Kansas State University | Biology Division