Tropeognathus skull fossil - Pterosaurs Flight in the Age of Dinosaurs
Cast of a fossil Tropeognathus mesembrinus skull. On display as part of the exhibit "Pterosaurs: Flight in the Age of Dinosaurs" at the Cleveland Natural History Museum in Cleveland, Ohio, in the United States.
This fossil was found in the Romualdo Member of the Santana Formation in Brazil. It dates to about 80 million years ago, and is held by the National Museum of Brazil. This cast is a reconstruction of that fossil, and was made by the American Museum of Natural History.