Corythosaurus (meaning "helmet-lizard) was a large, plant-eating, duck-billed dinosaur that lived in the Cretaceous Period, 80 - 65 million years ago. It was 9-10 m long, 2 m tall at the hips, and weighed about 5 tons.
Chasmosaurus is a genus of beaked, plant-eating dinosaurs that lived during the Upper Cretaceous Period, between 76 - 70 million years ago. The name means "opening lizard", referring to large openings in its frill.
The Jurassic is a geologic period that extends from 201 million to 145 million years ago, from the end of the Triassic to the beginning of the Cretaceous. The Jurassic constitutes the middle period of the Mesozoic Era, also known as the Age of Reptiles. It is named after the Jura mountains on the border between Switzerland and France, where rocks of this age were first studied.
Struthiomimus ("ostrich mimic", the name derived from Greek "strutheios" meaning 'of the ostrich' and "mimos" meaning 'imitator') is a genus of omnivorous bird-like dinosaurs, bearing a superficial resemblance to modern ostriches, that lived in the late Cretaceous period, 80 - 66 million years ago.
Centrosaurus is a genus of four-legged, plant-eating dinosaurs that existed in the late Cretaceous period, about 75 million years ago. The name means "pointed lizard" (from Greek "kentron" meaning point or prickle, and "sauros" meaning lizard) and refers to the series of bony projections that run along the edges of their frills.
Muttaburrasaurus is a genus of large herbivorous dinosaur that lived in what is today Australia during the early Cretaceous Period, between 112 and 99 million years ago. It was named after Muttaburra, the site in Queensland, Australia, where it was found, in 1963.
Zuniceratops (meaning "Zuni horned face" - after the Zuni tribe of North American Indians) is a genus of herbivorous dinosaurs that lived during the Late-Middle Cretaceous Period, between 93 and 89 million years ago.
Tuojiangosaurus (meaning "Tuo River lizard") is a genus of herbivorous plated dinosaurs that lived in today's Asia during the Late Jurassic Period, about 155 million years ago.
This dinosaur lived in humid floodplains crisscrossed by river channels. In this environment it was an apex predator - at the top of food chain - preying on all other sizable creatures crossing its path, including other large dinosaurs.
Brachiosaurus, (meaning "arm lizard", because its front legs were longer that the hind legs) is a genus of herbivorous dinosaurs that lived in the Late Jurassic period, 150 million years ago. It is one of the tallest and largest animals to have roamed the Earth.