Dictionary of Human Evolution and Biology

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Cerebral Rubicon

Hypothetical dividing line between the smallest known brain size of AMHs (about 885 cm3) and the largest known brain size of a great ape (about 650 cm3). A. Keith set the Rubicon at 750 cm3, F. Weidenreich at 700 cm3, and H. Vallois at 800 cm3. Aka mental Rubicon.

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