Age: About 4,000 years ago

Origin: Eurasia


Parent Branch: I-Z165

Descendant branch(s): I-BY13707 I-Y4946

FTDNA Tree Link: Link

YFull Info

Name: I-CTS1977

Age: 4000 ybp ± 900 CI 95%

Expansion: 3500 ybp ± 1100 CI 95%

Parent: I-CTS197

Note: This information does not imply an endorcement of YFull or their methods. It is provided at the request of readers.

I-CTS1977 is a branch on the paternal tree of human kind. It and branches help trace human history from our origin in Africa.

FamilyTreeDNA Y-Haplotree

Pod not found

I-CTS1977 Technical Details


This branch is defined by the Y-Haplotree at FamilyTreeDNA as I-CTS1977. There, it is the child of the I-Z165 branch.

Defining Variant(s)

CTS1977, S12077, S25248, Y4945


This branch is defined by YFull as I-CTS1977. There, it is the child of the I-CTS197 branch.

Defining Variant(s)

S12077, S25248, Y4945, FGC85275, FGC85274, CTS1977, CTS636

Sources & Resources

Related Resources

Coming soon…

Academic Sources

Peer reviewed sources have not been added for this branch yet. If you know of one I have missed, please link to it in the comments.

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