the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Nemathelminthes > [noun] > class Gordiacea > member of order Gordiodea (3)
hairworm1658
An aquatic, nematomorph worm of the order Gordioidea, which, in its larval stages, is a parasite of insects, worms, or fishes.