Gyrodactyloidea
Gyrodactyloidea
[¦jī·rō‚dak·tə′lȯid·ē·ə] (invertebrate zoology)
A superfamily of ectoparasitic trematodes in the subclass Monogenea; the posterior holdfast is solid and is armed with central anchors and marginal hooks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.