Timeline of human evolution

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The timeline of human evolution outlines the major events in the development of the, , and the  of the human's ancestors. It includes brief explanations of some of the, , and the that are seen today as possible ancestors of modern humans.

This timeline is based on studies from, , , , and from and  data. It does not address the origin of life. That discussion is provided by, but presents one possible line of evolutionary descent of species that eventually led to humans.

Taxonomy of Homo sapiens
One of several possible lines of descent, or ing, of  is shown below.