Haplogroup I-CTS1758 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | I2a1a1a1a1a1~ |
|---|---|
| Defining mutations | 1 |
| Downstream branches | 179 |
| Estimated age | 5,700 years |