History of Earth the late Paleozoic. The Mesozoic ("middle life") era lasted from 251 Ma to Ma. It is subdivided into the Triassic, Jurassic, and Cretaceous periods. The era began with the Permian–Triassic extinction event, the most severe extinction event in the fossil record; 95% of the species on Earth died out. It ended with the Cretaceous–Paleogene extinction event that wiped out the dinosaurs.. The Cenozoic ("new life") era began at Ma, and is subdivided into the Paleogene, Neogene, and Quaternary periods. These three periods are further split into seven sub-divisions, with the Paleogene composed of The Paleocene, Eocene, and Oligocene, the Neogene
The Magic School Bus (video game series) has to find replacements. There are seven different places, including "Jurassic Colorado" and "Triassic Argentina". The difference from the book (The Magic School Bus: In the Time of the Dinosaurs) and the TV episode (The Magic School Bus: The Busasaurus) is that the Bus transforms into three different prehistoric animals; which is Coelophysis (for the Triassic Period), Stegosaurus (for the Jurassic Period), and Pteranodon (for the Cretaceous Period). This game has very elaborate CGI forms for the bus. Although the classroom location song has changed in the following games, the game's classroom location song is the same as "The Magic