Their are many types on reptiles = dinosaurs snakes chameleon lizards and many more
This is a chameleon
Reptiles come in all different sizes
This is a snake
The dinosaurs and the mammals appeared during the Triassic period About 225 million years ago. The dinosaurs went extinct 65 million years ago. The Mesozoic Era lasted about 180 million years, and is divided into three periods, the Triassic, the Jurassic, and the Cretaceous.
In geologic time , the Mesozoic Era, the second era in the Phanerozoic Eon , spans the time between 250 million years ago
The Mesozoic Era. The Mesozoic Era is divided into three time periods: the Triassic the Jurassic and the Cretaceous