New paper (behind paywall) Reconciling the father tongue and mother tongue hypotheses in Indo-European populations, by Zhang et al. National Science Review (2018) nwy083.
Here, we reassessed the correlation between genetic and linguistic characteristics in 34 modern IE populations (Fig. 1a), for which all four types of datasets (lexicon, phonemes, Y-chromosomal composition, and mitochondrial DNA (mtDNA) composition) are available. We assembled compositions of the Y-chromosomal and mtDNA haplogroups or paragroups from the corresponding IE populations, which reflect paternal and maternal lines, respectively (…)
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Neighbour-Nets were constructed to delineate the differences between 34 IE population groups clustering at