Aspidogastrea
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Aspidogastrea
[¦as·pə‚dō′gas·trē·ə] (invertebrate zoology)
An order of endoparasitic worms in the class Trematoda having strongly developed ventral holdfasts.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.