Alloionematoidea

Alloionematoidea

[ə‚lȯi·ō‚nem·ə′tȯid·ē·ə]
(invertebrate zoology)
A superfamily of parasitic nematodes belonging to the order Rhabditida, having either no lips or six small amalgamated lips, and a rhabditiform esophagus with a weakly developed valve in the posterior bulb.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.