This illustration depicts a vibrant, prehistoric landscape densely populated by a variety of dinosaurs. Centered in the composition is a large Tyrannosaurus Rex, captured mid-roar, serving as the primary focal point. Surrounding it are several other species, including a long-necked Brachiosaurus, a spiky Stegosaurus, a blue-toned Allosaurus, and a horned Triceratops. A Pterosaur glides through the air in the upper right, while an Archaeopteryx perches near the bottom. The background features a lush jungle with tall trees, ferns, and a distant, misty mountain peak under a bright, clear sky.
The image is framed by a decorative, parchment-like border that contains several circular vignettes. These insets show close-up views of specific dinosaur heads and are accompanied by rectangular text plaques identifying each creature by name, such as "Allosaurus," "Parasaurolophus," "Brachiosaurus," "Iguanodon," "Pterosaur," "Coelophysis," "Stegosaurus," "Tyrannosaurus," "Archaeopteryx," and "Triceratops."
The colour palette is rich and earthy, dominated by warm browns, greens, and ochres, punctuated by the vivid blues and reds of the dinosaur scales. The style is that of a detailed, classic educational illustration, utilizing soft lighting to highlight the textures of the animals' skin and the surrounding foliage. The overall mood is one of epic discovery, reminiscent of historical natural history textbooks or scientific posters.