Specimens in this collection are representative of the varied life forms which dominated this geologic era. Jurassic dinosaurs like those from the popular movie may have gnawed on some of the fossils in this kit. The 15 specimens provide opportunity for exploration into the Mesozoic time span which covers the three major periods: Triassic, Jurassic and Cretaceous, and is characterized by the development of flying reptiles, birds, and flowering plants and by the appearance and extinction of the dinosaurs. Grades 7-12. Shipped directly from the manufacturer. Not available with rush shipping. Delivery time estimated at 10-14 days or less. Gift wrap not available. Information on how to place your order by fax or by telephone. Product Number AM3115