Noun class tardigrada has 1 sense
  1. Tardigrada, class Tardigrada - in some classifications considered a separate phylum: microscopic arachnid-like invertebrates living in water or damp moss having 4 pairs of legs and instead of a mouth a pair of stylets or needle-like piercing organs connected with the pharynx
    --1 is a kind of class
    --1 is a member of Arthropoda, phylum Arthropoda
    --1 has members: tardigrade
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