| NOUN | animal | ground-shaker, seismosaur | huge herbivorous dinosaur of the Cretaceous found in western North America |
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| Meaning | huge herbivorous dinosaur of the Cretaceous found in western North America. | |
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| Synonym | seismosaur | |
| Member of | Seismosaurus, genus Seismosaurus | genus of large herbivorous dinosaurs of Cretaceous found in western North America |
| Broader | dinosaur | Any of numerous extinct terrestrial / terrestrial reptiles of the Mesozoic era |
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