B4b1a2a

Key facts

Samples

Representative ancient samples (aDNA)

• No dated ancient sample records yet

FAQ

What is haplogroup B4b1a2a?

B4b1a2a is a mitochondrial (maternal) haplogroup downstream of B4b1a2, formed about 7,500 years ago, defined by 1 mutations; TheYtree curates 1 sub-clades and 54 samples under this lineage (Personal 16 / Scientific 38).

When did B4b1a2a form?

B4b1a2a formed about 7,500 years ago.

Where are B4b1a2a samples mainly from?

TheYtree curates 54 samples under this lineage, mainly from 中国、Vietnam、Thailand.

How do I attach my sample to B4b1a2a?

Register and use the Free Submit tool to submit your maternal haplogroup or mutations; it will be placed on the corresponding maternal tree.