What is haplogroup J-Z640?
J-Z640 (J1a2a1a2d2b2b2c4c~) is a paternal haplogroup downstream of J-Z1884, formed about 4,500 years ago (YFull: 4,600), defined by 20 equivalent mutations; TheYtree curates 245 sub-clades and 204 samples under this lineage (personal 182 / scientific 18 / ancient 4).
When did J-Z640 form?
J-Z640 formed about 4,500 years ago (YFull: 4,600).
Where are J-Z640 samples mainly from?
TheYtree curates 204 samples under this lineage, mainly from Saudi Arabia、السعودية、United Arab Emirates.
How do I attach my sample to J-Z640?
Register and use the Free Submit tool to submit your Y-haplogroup or SNP; it will be placed on the corresponding paternal tree.
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