Hy"lae*o*saur` (?), Hy`lae*o*sau"rus (?), n. [NL. hylaeosaurus, fr. Gr. belonging to a forest (fr. wood) + a lizard.] Paleon.

A large Wealden dinosaur from the Tilgate Forest, England. It was about twenty feet long, protected by bony plates in the skin, and armed with spines.


© Webster 1913.

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