Linked from
The 10 pages that link to Nematoda, each with the reason it gives.
MeiofaunaBroader topic: Nematodes are among the most abundant and widespread meiofaunal groups.
Hookworm infectionNarrower topic: Human hookworms are parasitic roundworms within this phylum.
NematomorphaCompared with: Nematomorphs resemble nematodes in shape but belong to a distinct phylum.
NematologyNarrower topic: The phylum defines the organisms nematology investigates.