Males in Y-Haplogroup J1c3d who have tested SNP L1405 (either Positive or Negative) are welcome to join this project. L1405 SNP is located under L858+ and included in the advanced SNP tests at Family Tree DNA. To see the position of SNP L1405 in the J1 phylogenetic tree, please refer to: http://www.genogenea.com/files/j1-phylogenetic-tree.pdf

The age of L1405 is NOT known yet, but we are working to determine it.