23h 20min, aug 22, 4000000 y BC - australopitheceus

Description:

Facts:

1. walked up right
2. 3 to 4 feet tall
3. they weighed about 92 lbs

The picture shows that they weren't quite humins.
According to the map, it seems as though they did not migrate out of East Africa
Sources:

https://www.britannica.com/topic/Australopithecus

http://humanorigins.si.edu/evidence/human-fossils/species/australopithecus-afarensis

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