- Pseudophyllidea
- An order of tapeworms with an aquatic life cycle, passing through coracidium, procercoid, and plerocercoid stages before developing into adults in fish, marine mammals, or fish-eating mammals; includes the broad fish tapeworm of humans, Diphyllobothrium latum. [pseudo- + G. phyllon, leaf]
* * *
Pseu·do·phyl·lid·ea .süd-ō-fi-'lid-ē-ə n pl an order of the class Cestoda comprising tapeworms with two sucking grooves on the unarmed scolex and the vitellaria scattered throughout the parenchyma and including numerous parasites of fish-eating vertebrates (as the medically important fish tapeworm of humans) see DIPHYLLOBOTHRIIDAE* * *
Pseu·do·phyl·lid·ea (soo″do-fĭ-lidґe-ə) an order of cestodes in which the scolex typically has two opposing sucking organs. It includes the family Diphyllobothriidae.
Medical dictionary. 2011.