Fasciola hepatica (common liver fluke). a. Cercaria b. Encysted cercaria

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Citation

Unknown. 1932. “Fasciola hepatica (common liver fluke). a. Cercaria b. Encysted cercaria.” Special Collections, USDA National Agricultural Library. Accessed August 19, 2022, https://www.nal.usda.gov/exhibits/speccoll/items/show/8077.