scolex

[skoh-leks]
noun, plural scoleces [skoh-lee-seez] , scolices [skol-uh-seez, skoh-luh-] . Zoology.
the anterior, headlike segment of a tapeworm, having suckers, hooks, or the like, for attachment.

Origin:
1850–55; < Greek skṓlēx worm

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World English Dictionary
scolex (ˈskəʊlɛks)
 
n , pl scoleces, scolices
the headlike part of a tapeworm, bearing hooks and suckers by which the animal is attached to the tissues of its host
 
[C19: from New Latin, from Greek skōlēx worm]

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American Heritage
Medical Dictionary

scolex sco·lex (skō'lěks')
n. pl. sco·lex·es or sco·li·ces or sco·le·ces (-lĭ-sēz')
The knoblike anterior end of a tapeworm, having suckers or hooklike parts that in the adult stage serve as organs of attachment to the host.

The American Heritage® Stedman's Medical Dictionary
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Example sentences
The adult tapeworms attach to the small intestine by their scolex and reside in the small intestine.
Using the four suckers on the scolex, the parasite attaches to the small intestine wall.
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