Geographic distribution of sampled populations and migration routes suggested by Y chromosome analysis. The codes for the population samples are the same as those in Table 1. Green arrows indicate expansion of Daic; blue arrows, Taiwanese; orange arrows, ISEA. The origin of Polynesians, purple arrows, remains controversial in paternal lineages.
Li et al. BMC Evolutionary Biology 2008 8:146 doi:10.1186/1471-2148-8-146