Flowering plants lived 240 million years ago.The flowering plants lived in the Cretaceous period. The name of the first flowering plant is the Magnolia.
Mammals lived 255 million years ago. Mammals managed to stay alive in the Permian period. The first mammal evolved as a Megazostrodon.
Dinosaurs lived 225 million years ago. The earliest dinosaur is the Eoraptor. It was a small carnivore. The Eorapter lived in the late Triassic period.
The Archaeopteryx birds lived 208 million years ago and in the Jurassic period. Archaeopteryx means "Ancient Bird." They are part bird and part dinosaur.