Orrorin tugenensis

Not quite like a hominin, but with extended hip posture similar to Ardipithecus ramidus

Guide to Sahelanthropus, Orrorin and Ardipithecus

These fossil species between 8 million and 4.4 million years old include some of the earliest members of the hominin lineage.

Oct 10, 2023 • John Hawks

Have Sahelanthropus and Orrorin been written out of existence?

A big argument about the so-called savanna theory comes with a surprising claim about the earliest possible hominin fossils.

Mar 22, 2014 • John Hawks

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