Biology 546
Human parasitology laboratory tutorial

The egg on the left was found in the feces of an individual that recently arrived from Puerto Rico. The egg measured about 52 micrometers long x 22 micrometers wide. What species does it represent?

Calodium hepatica (Capillaria hepatica)
Necator americanus
Schistosoma haematobium
Trichuris trichiura

Original; photograph by S. J. Upton

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Kansas State University | Biology Division