Taxonomic information: Nematoda

the root (no rank)
   Eukaryota (domain)
      Metazoa (kingdom)
         Nematoda (phylum)
            roundworms (common name)
            [hide inferior taxa]
            Adenophorea (class)
            Chromadorea (class)
            Enoplea (class)
            Secernentea (class)

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