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Diphyllidea

plural noun
Di·​phyl·​lid·​ea | \ˌdīfəˈlidēə\

Definition of Diphyllidea 

: an order of Cestoda comprising tapeworms with two bothria on the scolex and dorsal and ventral rostellar hooks and innd inng only a few parasites of elasmobranch fishes

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History and Etymology for Diphyllidea

New Latin, from di- + phyll- + -idea

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