Abstract
Macchiarelli & Bondioli (1984, 1986) argue that post-Pleistocene cranio-facial reduction cannot be explained by biomechanical factors related to change in the diet (Carlson, 1974;Carlson & Van Gerven, 1977) or to facial reduction related to the selective advantages of smaller, morphologically simpler teeth (Greene, 1967;Van Gerven, Armelagos & Rohr, 1977). Instead, they maintain that facial reduction is a mere side-effect of a reduction in overall body size. Our analysis of skeletal and facial reduction in post-Pleistocene Sudanese Nubia suggests thatMacchiarelli & Bondioli's interpretation is incorrect for two reasons. First, the reduction in facial morphology (at least since Mesolithic times) is greater by several orders of magnitude than the reduction in general body size. Second, the dentition not only shows a greater size reduction than does general body size, but a shifting pattern of dental reduction rather than a general decrease across all teeth.
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Armelagos, G.J., Van Gerven, D.P., Goodman, A.H. et al. Post-Pleistocene facial reduction, biomechanics and selection against morphologically complex teeth: A rejoinder to macchiarelli and bondioli. Hum. Evol. 4, 1–7 (1989). https://doi.org/10.1007/BF02436415
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DOI: https://doi.org/10.1007/BF02436415