-
4500 BCE
Earth's formation
It does 4500.000.000 million years that they forms the Earth -
4000 BCE
The first organic molecules
The first organic molecules formed 400000000 years ago -
3500 BCE
Life appears
The first cells that creates was the prokaryotic cells. -
1800 BCE
Oxygen
Before photosynthesis evolved, Earth's atmosphere had no free oxygen. Photosynthetic prokaryotic organisms that produced O2 as a waste product lived long before the first build-up of free oxygen in the atmosphere, perhaps as early as 3.5 billion years ago. -
1400 BCE
Eukaryotic Cells
They appears the first eukaryotic cells.
Exemples: Animals, funghi... -
600 BCE
Multicellullar organisms
Multicellullar organisms. Cambrian life's explosion. -
500 BCE
Vertebrates
They appears the first vertebrates. -
200 BCE
Dinosaurs and mammals coexist
The first dinosaurs and mammals. -
65 BCE
Dinosaurs extinction
There was the extinction of dinasaurs. -
4 BCE
Austrolopitecus
The apparition of austrolopitecus.
4 my -
4 BCE
Primates
They appears after the austrolopitecus.
