Intensifying glaciation.
Australopithecus afarensis.
Homo Habilis & Erectus...
Timeline 7 - 5 million years ago to present
www.fsnielsen.com - return to graphic - previous - next -
Evolution of tools
1. Oldowan
tools (2.4 mill. BP): |
3. Mousterian
tools (200,000 - 40,000 BP): |
2. Acheulean
tools (1.5 mill. BP): |
4. Upper
Paleolithic tools (from 90,000 in Africa, from 40,000 elsewhere -
to 12,000 BP): |
Sources
Australopithecus afarensis 3.5 mill. BP: Scientific
American, Sept 2000, p.89.
Simple tools, 2.5 mill. BP: Scientific American, Sept 2000, p.89.
Data on hominids and homo, here and in later figures: Chart of Human Evolution,
Copyright Handprint Media 1999 & Politiken, Feb 11 2001, Section 1, p.8.
Images of tools: Hominid Tools, Copyrigth Handprint Media 1999. http://www.handprint.com/LS/ANC/stones.html