front 1 Hominids | back 1 genetic forerunners of modern humans, likely split off from chimpanzees |
front 2 Bipedalism | back 2 walking on two feet |
front 3 Australopiths | back 3 hominin species that existed prior to the emergence of the genus homo from 4.2 mya to 1.9 mya |
front 4 Australopithecus Afrarensis (southern ape from Afar) | back 4
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front 5 Homo Hablis (Handy man) | back 5
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front 6 Oldowan toolmaking | back 6 stone tools made by splitting stones in two in order to create sharper points and edges on both fragments, used for cutting meat and bone. |
front 7 Homo Ergaster | back 7
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front 8 Homo Erectus | back 8
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front 9 Acheulian toolmaking | back 9 stone tools made by flaking a hard piece of rock on both sides, creating a triangular-shaped point for cutting |
front 10 Homo Heidelbergensis | back 10
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front 11 Homo neanderthalensis, or Neanderthals. | back 11
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front 12 Homo Sapiens (us) | back 12
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front 13 Levallois toolmaking | back 13 stone tools made by sharpening rocks into a cylinder or a cone used to make spearpoints and axe heads by homo sapiens |
front 14 Homo Floresieness | back 14
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front 15 Denisovans | back 15 discovered recently in the Denisova cave in Siberia, Malong the Atai Mountain of Russia, Kaze khan, China, and Mongolia |