List of populations included in the study with their linguistic affiliation, geographic location, and values of genetic diversity.

1In previous work (Coelho et al. 2009), the Ngangela were called Ganguela.2Aggregate populations: ethnolinguistic affiliation of each individual can be traced in Table S1.code = abbreviation used in figures; N = sample size; n = number of haplotypes; S = number of segregating sites; seq div = sequence diversity; SD = standard deviation; π = nucleotide diversity.