ANT101H5 Chapter Notes - Chapter 10: Homo Ergaster, Skull, Lake Turkana
Document Summary
Hominins were originally restricted to only africa, but sometime around 2 mya, something happened in human evolution that caused the hominins to expand out of. On the cultural side, the archaeological evidence of the earliest hominins in europe and. Asia is more diverse than that of their african ancestors. In the last few decades, discoveries of firmly dates east african fossils have established the clear presence of homo erectus by 1. 7 mya. H. erectus represents a type of hominin that is quite different from its more ancient. African predecessors: increase in body size and robustness, changes in limb proportions, greater encephalization, all of the above indicate that these hominins were more like modern humans in their adaptive patterns than their african ancestors were. Body size: anthropologists estimate that some h. erectus weighed well over 100 pounds, average adult height of 5"6 , quite sexually dimorphic (at least as indicated by east african specimens, increased robusticity (heavily built bodies)
