gymnophalloides

Small trematode (family Gymnophallidae) normally found in birds; often reported in human intestine in Korea; the intermediate host is presumed to be a marine oyster or clam.

- G. seoi trematode found in inhabitants of an island southwest of Korean peninsula; infection produces vague intestinal symptoms; it is a human parasite under natural conditions, not accidental infections, and bivalves are intermediate hosts.

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Gym·no·phal·loi·des (jim″no-fə-loiґdēz) a genus of minute trematodes. The species G. seoґI is usually found in shore birds, but has been found as an intestinal parasite in humans in Korea.