103 The Taung
endocast showing the brain surface is a natural one, made by concretelike sediments collecting on the inside of the skull long after death and settling into whatever grooves the brain surface and blood vessels had imprinted on the inside of the skull.
What's more, the new study fails to consider that the A. sediba
endocast shows furrows and folding patterns found in humans but not chimps, he says.
Not exact matches
At the time, Falk argued that four
endocasts from southern African hominids — three Australopithecus africanus and one Australopithecus sediba —
showed folding patterns that suggested that brain reorganization was underway as early as 3 million years ago in a frontal area involved in human speech production.
A resulting file of the reference planes and bony labyrinth
endocasts for Petauroides volans is
shown in Figure 1.