"Australians (Aborigines) and sub-Saharan Africans are morphologically similar and genetically dissimilar. In fact they are so genetically dissimilar there are no human groups less related to each other. I agree. Everyone outside Sub-Saharan Africa are closer related than to anyone presently in Sub-Saharan Africa. In fact, the 'out-of-Africa' line that (suposedly) produced all of us, went extinct in Africa thousands of years ago.
Neves is pretty good so, I expect this is a translation or writers error.
Oppenheimer says the Orang Alsi (Malaysia) have the oldest DNA on earth.
Neves is a craniometrics guy. I suspect all he's doing is attempting to defend turf that was once the exclusive domain of biometrics but is now being superseded by archeogenetics.
Speaking of which, has Oppenheimer published any journal articles you can link to?