Fig. 3. Landmarks used in this study, labeled on a chimpanzee cranium in inferior (Left) and lateral (Right) views. Numbers correspond to Table 3. Landmarks marked by open circles are labeled in both views.
This Article
Published online before print
March 22, 2004,
doi:
10.1073/pnas.0306235101
PNAS March 30, 2004 vol. 101 no. 13 4356-4360