This illustration depicts a Parasaurolophus, a genus of ornithopod dinosaurs from the Cretaceous period. The Parasaurolophus is characterized by its distinctive cranial crest, presumed to have been used for communication and thermoregulation. The dinosaur is drawn with dark brown skin and a prominent red crest, showcasing its herbivorous nature and hadrosaurid classification. Such illustrations are significant in the field of paleontology for studying Mesozoic-era vertebrates.