Dimensions 7,44 x 3,31 x 4,37 inch (W x D x H) Age Recommendation 4-12 years The Ceratosaurus from Schleich® DINOSAURS has three prominent bumps on its head. Blade-shaped teeth line its movable jaw. The Ceratosaurus from Schleich® DINOSAURS was a carnivorous dinosaur that lived around 150 million years ago in the Late Jurassic period. Two bumps at the eyes and a large horn on the nose were made of bone. They were used either in combat or to deter rivals. On its back were also numerous spike-like bones. The many bumps and plates gave it its name: Ceratosaurus means “horned lizard.”