Map of Eurasia, showing ancient populations from the Tarim Basin and surroundings. Number 1 represents Xiaohe cemetery, data from this study; number 2 represents Xinjing Hami cemetery, data not published; Number 3 represents ancient Xiongnu, data from reference 46; Numbers 4 and 5 represent ancient South Siberian people, data from reference 38, Numbers 6 and 7 represent ancient Central Asians, data from reference 41; Numbers 8 and 9 represent ancient Lake Baikal people, data from reference 45. The red colour represents that the data was generated from samples from about Bronze Age and/or the prehistory era, while blue represents that the data was generated from samples from Iron Age.
Li et al. BMC Biology 2010 8:15 doi:10.1186/1741-7007-8-15