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These pages are derived from the ISOGG tree v14.38 updated to 15.73 using the version history. The trees are copyright protected by ISOGG (citation: International Society of Genetic Genealogy (2017). Y-DNA Haplogroup Tree 2019-2020, Version: 15.73 Date: 11 July 2020, http://www.isogg.org/tree/ [Date of access: 17 August 2020]). This is just a reformatting of the actual trees to help in research, with no guarantees. Please use the original pages whenever possible; in particular, see those for attribution, corrections, updates and details.

You can control the opening of the tree by the the combination of the following controls:

• Force depth to display:
• Comma separated SNPs to display:
• Comma separated reverted SNPs to display:
• Comma separated haplotypes to display:

After such a selection, one can click on a clade name to open or close the entire tree beneath it. Using the above controls clears the mouse selection.

Hover over SNP names to get more information about them.