Term
| Sahelanthropus tchadensis |
|
Definition
Central Africa
6-7 mya
Not a hominid |
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Term
|
Definition
East Africa
6 mya
oldest hominid found so far |
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Term
|
Definition
east Africa
5.5 mya
"Ardi" 4.4 mya
foot has grasping 1st digit |
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|
Term
| Australopithecus anamensis |
|
Definition
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|
Term
| Australopithecus afarensis |
|
Definition
"Lucy"
East Africa
4.0-3.0 mya
tools- stone tools (3.3mya) |
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|
Term
| Australopithecus africanus |
|
Definition
"taung child"
Southern Africa
2.7-2.0 mya |
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|
Term
|
Definition
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|
Term
|
Definition
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Term
| Australopithecus Cranial Morphology |
|
Definition
Capacity: 400-500cc
Shape: Low, flat frontal
-high degree of post orbital constriction
-Low narrow parietals
-wide zygomatic arch (chewing pattern)
-prominent supra-orbital ridge (chewing power)
-flat nasal bridge
-Lower facial prognathism
-receding chin
-moderate canines
- canine diastema
-shallow palate
- U shaped dental arcade |
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|
Term
| Australopithecus Post Cranial Skeleton |
|
Definition
-Long arms
-Long curved fingers
-strong muscle attachments in arms suggest arboreal locomotion (climbing/brachiating)
- short legs
- 3.5 to 5.0 tall |
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