article: Mesozoic
links: Upper Triassic Pangaea Palaeozoic Cretaceous Phanerozoic Lower Cretaceous K/T extinction event Nocturnal animals Jurassic Middle Jurassic Horsetail Lower Jurassic Permian–Triassic extinction event Inland sea Middle Triassic Cenozoic Upper Jurassic Pleistocene Upper Cretaceous Lower Triassic Triassic