| Gordioidea | |
|---|---|
| |
| Gordius sp. emerging from a Stenopelmatus cricket | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| (unranked): | Protostomia |
| Superphylum: | Ecdysozoa |
| Clade: | Nematoida |
| Phylum: | Nematomorpha |
| Class: | Gordioida |
| Order: | Gordioidea Rauther, 1930 |
Gordioidea is an order (sometimes placed at superfamily level) of parasitic horsehair worms. Its taxonomy remains uncertain, but appears to be contained in the monotypic class Gordioida and contains about 320 known species.