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Duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet
Answer for the clue "Duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet ", 13 letters:
corythosaurus
Word definitions for corythosaurus in dictionaries
WordNet
Word definitions in WordNet
n. duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet [syn: corythosaur ]
Wikipedia
Word definitions in Wikipedia
Corythosaurus is a genus of hadrosaurid "duck-billed" dinosaur from the Upper Cretaceous Period , about 77–75.7 million years ago . It lived in what is now North America . Its name means "helmet lizard", derived from Greek κόρυς. It was named and described ...