Pterosaurs were giant flying reptiles that flew over the heads of the dinosaurs. Soaring on skin wings supported by a single huge finger, they were the largest animals ever to take wing. Originating in the Late Triassic epoch (around 215 million years ago), they thrived to the end of the Cretaceous period (66 million years ago).Triassic pterosaurs are extraordinarily rare and are known exclusively from marine deposits in the Alps (Italy, Austria and Switzerland), except for Arcticodactylus cromptonellus from fluvial deposits in Greenland.The new Triassic pterosaur is from the Saints & Sinners Quarry near Dinosaur National Monument in Utah.Named Caelestiventus...