|Named By:||Douglas A. Lawson in 1975|
|Time Period:||Late Cretaceous, Upper Maastrichtian, 68 Ma|
|Location:||U.S.A., Texas, Javelina Formation, Big Bend National Park|
|Size:||Estimated about 10-11 meter wingspan|
|Fossil(s):||Two specimens, one considerably smaller|
|Classification:||| Chordata | Vertebrata | Tetrapoda | Amniota | Reptilia | Diapsida | Archosauria | Avemetatarsalia | Pterosauria | Pterodactyloidia | Azhdarchidae ||
Quetzalcoatlus northropi is an azhdarchid pterosaur known from the Late Cretaceous of North America (Maastrichtian stage) and one of the largest known flying animals of all time. It is a member of the family Azhdarchidae, a family of advanced toothless pterosaurs with unusually long, stiffened necks. Its name comes from the Mesoamerican feathered serpent god, Quetzalcoatl.