Cretaceous Period Gondwana Spinosaurus Discovery Bayanshiree Formation Ankylosaur Fossils Spinosaurus fossils Changma Basin Khankhuuluu Discovery Bonebed Discovery Stegosaurus Egg Fossils Joaquinraptor Fossils Spinosaur Fossils Spinosaurus Fossils Tyrannosaurus rex Spinosaurus mirabilis Patagonian Fossils Spicomellus afer Lago Colhue Huapi Formation Isle of Wight Icnitas in Burgos
A partial shoulder and forelimb suggest a gliding four‑winged predator that extends confirmed microraptorine fossils into northwestern China.