Definition: Megalosauria is a scientific term that refers to a group of sauropods, which are the largest and most complex dinosaurs in the class Cretaceous-Paleogene dinosaur family. The term was coined by paleontologist Richard Owen in 1927. The megalosaurian dinosaurs were characterized by their large size and broad range of teeth, as well as their ability to evolve into a wide variety of sizes and body shapes over millions of years. Some notable examples include the
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