Toumai not 7-million years old

Wikipedia on Sahelanthropus tchadensis.

Finder of key hominid fossil disputes 7-million-year dating

Brunet appeared to have scored a knockout blow in February this year, when radiological measurements estimated that the soil where Toumai was found was between 6.8 million and 7.2 million years old.

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But the man who discovered Toumai, Alain Beauvilain, of the University of Paris at Nanterre, has now publicly challenged this estimate.

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But Beauvilain, a Chadian fossil expert of long standing, says that, contrary to Brunet's assertions that the fossil had been "unearthed," the cranium was found loose on the sand.