The Jiufotang Formation is dated to about 120.3 /-0.7 million years ago, which was during the Aptian age of the Cretaceous; The Jiufotang Formation is an Early Cretaceous geological formation in...
Pterosaurs (meaning 'winged lizards') were flying, prehistoric reptiles. They were related to the dinosaurs. They existed from the late Triassic to the end of the Cretaceous Period.