Australopithecus v Homo sapiens Ratio

Flexion/Flexion

Rotation

Abduction/Adduction

Flexion/Extension

0.730

0.754

Rotation

12, 11, 1

0.997

Abduction/Adduction

12, 5, 1

5, 2, 4

Australopithecine, Pan troglodytes, Homo sapiens ranking out of 12 species