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Ceratopsia |
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Ceratopsia [‚ser·ə′täp·sē·ə] (paleontology) The horned dinosaurs, a suborder of Upper Cretaceous reptiles in the order Ornithischia. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Now, the discovery of the fossils of several young dinosaurs in one small space suggests that an ancestor of ceratopsians exhibited social behavior millions of years before their group gained large distinctive decorations. [Liaoceratops] shows that the evolution of ceratopsians is more complicated than we'd thought," says Catherine A. Bakker of the University of Colorado in Buoulder challenged that slowpoke image by showing ceratopsians in a stance with all legs descending directly under the body -- a posture that would have allowed the animals to gallop like rhinoceroses. |
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