Sahelanthropus tchadensis 

In 2001 a small skull was discovered in the Chadian Sahel. Named Sahelanthropus tchadensis, it went on to cause quite a stir in the paleoanthropological community.
Don't forget to like and subscribe.
Head over to www.anthrospin.com for all things Pedal Powered Anthropology
anthrospin has the immediate updates
Become a patron of Pedal Powered Anthropology through Patreon at patreon.com/anthrospin