A new analysis of an isolated spinosaur tooth from East Sussex shows that several distinct spinosaur lineages inhabited Britain during the Cretaceous period. Spinosaurus aegyptiacus. Image credit: © Davide Bonadonna / National Geographic magazine. Spinosaurs are members of Spinosauridae, an aberrant family of large-bodied theropod dinosaurs that includes the giant Spinosaurus. These dinosaurs are known from the Early to Mid Cretaceous of Africa,...
