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R1a
R-L664 (Y-DNA) R1a1->M17->M417->CTS4385->L664 R-L664 (Y-DNA) R-L664 is subgroup of: R1a-> M448(R1a1)-> M17(R1a1a)-> M417(R1a1a1)-> CTS4385-> L664 on the Y-DNA Tree. It sp…