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A genus of dinosaurian reptiles, typical of the family Megalosauridæ, established by Buckland upon remains indicating a gigantic terrestrial reptile of carnivorous habits. The size has been variously estimated at from 30 to 40 and even 50 feet in length. The femur and tibia were each about 3 feet long. The remains of megalosaurs have been found in abundance in the Oölite.
(noun)
The Century Dictionary (Public Domain)