genus corythosaurus

Noun
  1. Genus of duck-billed dinosaurs of late Cretaceous (synset 101709174)
    is a type of: reptile genus - a genus of reptiles
    member holonym: corythosaur, corythosaurus - duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet
    belongs to: family hadrosauridae, hadrosauridae - duck-billed dinosaurs; upper Cretaceous

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