What evidence supports the common ancestory of humans and chimpanzees ?

Autolapithecines are early hominid fossils promoted direc ancestral to humans. Primarily because autralopithecines had the head of chimpanzee but the body that allowed them to walk up right like humans. Their fingers, chest, hand bones, straining gain, shoulders, abdomen, inner ear canals developmental patters, toes and teeth ping point that they were human ancestors. 

Skull and limb structures are extremely identical.