Australopithecine vs apes 2-2
Australopithecines versus apps
Bipedalism. Mastoid process. Pelvis. Legs. Locomotion knuckle walking or ground walking versus bipedalism. Curves in the spine. Broad and wide pelvis.
Cranial capacity just higher
Areas of skull associated with speech site frontal lobe temporal lobe developed than apes. No sagittal crest
Robustus has simian shelf and sagittal crest. Less parabolic dental arcade
Supra orbital ridge bigger in apps.
Forward placement of foramen Magnum.
Tool culture possibly advanced