psittacosaurus

Definitions of psittacosaurus
1

n primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal

Synonyms:
psittacosaur
Type of:
ceratopsian, horned dinosaur
any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia

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