StegosaurusDiscusses the physical characteristics, food, habitat, relatives, and extinction of the slow-moving vegetarian dinosaur, Stegosaurus.
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\Steg`o*sau"rus\, n. [NL., fr. Gr. ? roof + ? a lizard.] (Paleon.) A genus of large Jurassic dinosaurs remarkable for a powerful dermal armature of plates and spines.