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# Hominin Trends | Hominin | Feature | Trend | |---|---|---| | Australopithecus Afarensis (4-2.5mil years ago) | Structure of skull | No forehead Large brow ridge | | | Cranial capacity | Small cranial capacity 430cm3 | | | Dentition | Diastema Large molars Large canines Large prognathic jaw | |...

# Hominin Trends | Hominin | Feature | Trend | |---|---|---| | Australopithecus Afarensis (4-2.5mil years ago) | Structure of skull | No forehead Large brow ridge | | | Cranial capacity | Small cranial capacity 430cm3 | | | Dentition | Diastema Large molars Large canines Large prognathic jaw | | | Prognathism | | | Australopithecus Africanus (3-2mil years ago) | Structure of skull | Small brow ridge Round shaped head | | | Cranial capacity | Small cranial capacity 457cm3 | | | Dentition | Large teeth Large molars | | | Prognathism | Large prognathic jaw | | Paranthropus Robustus (1.9-1mil years ago) | Structure of skull | Mohawk shaped head Sagittal crest No forehead Large brow ridge | | | Cranial capacity | Small cranial capacity 542 cm3 | | | Dentition | Large premolars | | | Prognathism | Wide jaw | | Homo Habilis (2-1.5mil years ago) | Structure of skull | Smooth rounded cranium Weak forehead Small brow ridge | | | Cranial capacity | Small cranial capacity 590cm3 | | | Dentition | Smaller teeth | | | Prognathism | Small prognathism Small jaw |