Blood Relations/P335 mtDNA suggests common matrilineal ancestor between 142kya 284kya - Evolution of modern humans in Africa - 2 Major lines of descendants - Africa and Africa-World
Blood Relations/P343 Nile Valley corridor Out of Africa ? - Bab el Mandeb presupposes swimming logs rafts - Final step to Australia 90 km crossing
Expansion and diffusion? More like contraction and fragmentation
Blood Relations/P343 Dispersal through random events such as storms and currents from shores mangrove swamps
Blood Relations/P549 End of ice ages temp rises dries up rising seas seventh land mass Australia inundated 5km per year - Sea rose rapidly until 7 kya - Torres Strait by 6.5kya - Mythical memory Flood