rhynchocephalia

Noun
  1. Tuataras;
    Extinct forms from middle Triassic (synset 101675591)
    is a type of: animal order - the order of animals
    member holonym: genus sphenodon, sphenodon - coextensive with the order Rhynchocephalia: tuataras
    belongs to: lepidosauria, subclass lepidosauria - diapsid reptiles: lizards; snakes; tuataras
    same as: order rhynchocephalia

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