Aphelenchoidoidea

Aphelenchoidoidea

[‚af·ə‚leŋ‚kȯi′dȯid·ē·ə]
(invertebrate zoology)
A superfamily of parasitic nematodes containing only one family, characterized by the lack of an isthmus in the esophagus and, in males, thorn-shaped spicules.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.