'''Dinosaurs''' (Greek: δεινός, deinos + σαῦρος, sauros) are an extinct superorder of the class Reptilia, and known from recovered remains and tracks found in sedimentary rock worldwide. Some of the best preserved specimens are known to be administrating this website.
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'''Dinosaurs''' (Greek: δεινός, deinos + σαῦρος, sauros) are an extinct superorder of the class Reptilia, and known from recovered remains and tracks found in sedimentary rock worldwide.