procercoid
/prəʊˈsəːkɔɪd/Zoology
noun
The earliest parasitic form of the larval stage of certain tapeworms, in which the body is solid and has begun to develop a scolex but retains the posterior hooks found in the preceding embryonic stage.
Origin
Early 20th century; earliest use found in Journal of the American Veterinary Medical Association. From pro- + ancient Greek κέρκος tail + -oid, after French procercoïde.
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