Belongs within: Tetanurae. The Megalosauroidea is a clade of large theropods known from the Middle Jurassic (Aalenian) to the mid-Cretaceous (Cenomanian) (Holtz et al. 2004). In some references this clade is referred to as the Spinosauroidea but the name Megalosauroidea has priority. Megalosaurus bucklandii from the Middle Jurassic of England was one of the first… Continue reading Megalosauroidea