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| Sagittal crests and temporal muscle orientations |
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| Hominids compared to pongids |
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| Hominid:
Australopithecine |
| Pongid:
male gorilla |
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| Temporal muscle fibers oriented towards the |
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| posterior
teeth; emphasis on the posterior |
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| teeth in mastication and dietary adaptation |
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|
|
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| Temporal muscle fibers oriented towards the |
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| anterior teeth; emphasis on the anterior teeth |
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| in
mastication and dietary adaptation |
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