scolex

Borrowed from Ancient Greek σκώληξ (skṓlēx, “worm”).

scolex (plural scolices or scoleces or scolexes)

1. (zoology) The structure at the front end of a tapeworm which, in the adult, has suckers and hooks by which it attaches itself to a host.
   • 1859, Robert Bentley Todd, The Cyclopædia of Anatomy and Physiology:

     The head, with the circle of hooklets and the four suckers, is then formed at the anterior part of the embryo, constituting now the scolex of Van Beneden.

• scolite
• scoleciform
• scolecodont

From Ancient Greek σκώληξ (skṓlēx).

scōlēx m (genitive scōlēcis); third declension

1. A worm.

• "scolex" in Online Etymology Dictionary.

Borrowed from French scolex.

scolex n (plural scolexuri)

1. scolex