Fig. 2

The same 50% majority rule consensus tree (Fig. 1) in a simplified form with proto-languages of the corresponding groups on terminal nodes. The tree is also available as vector *.pdf (see Supplementary Information online).
The same 50% majority rule consensus tree (Fig. 1) in a simplified form with proto-languages of the corresponding groups on terminal nodes. The tree is also available as vector *.pdf (see Supplementary Information online).