NOUN | animal | genus Psittacosaurus | most primitive genus of horned dinosaurs |
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Meaning | Most primitive genus of horned dinosaurs; early Cretaceous. | |
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Member of | Ceratopsia, suborder Ceratopsia | horned dinosaurs |
Members | psittacosaur, psittacosaurus | Primitive dinosaur actually lacking horns and having only the beginning of a frill |
Broader | reptile genus | A genus of reptiles |
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