Nematospiroides dubia
Heligmosomoides polygyrus
root | cellular organisms | Eukaryota | Opisthokonta | Metazoa | Eumetazoa | Bilateria | Protostomia | Ecdysozoa | Nematoda | Chromadorea | Strongylida | Trichostrongyloidea | Heligmosomatidae | Heligmosomoides | Heligmosomoides polygyrus
|  | superkingdom | clade | kingdom | clade | clade | clade | clade | phylum | class | order | superfamily | family | genus | species