15 mar 36000000 ano antes da era comum - The Land Animals: First land animals appear, first reptiles, trees, and seed ferns,
plants provided food for first land animals.
Coal swamp forests and first formation of coal deposits. And the formation of fossil fuels.
This lasts for 60 million years.
This is important to us because many more resources that we use now were made, and more animals that we come from
were alive.