New Date on Sahelanthropus tchadensis and Australopithecus bahrelghazali

A new article in PNAS discusses the use of a new dating technique that has been used to come up with a new date for Sahelanthropus tchadensis and a specimen of Australopithecus bahrelghazali. The new method dates Sahelanthropus tchadensis to around 6.8-7.2 MYA, while the Australopithecus bahrelghazali specimen is dated to around 3.58 MYA.

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