IN his letter to NATURE of Jan. 25, Dr. Tate Regan uses the researches of my colleague, Mr. Thornton Carter, as an argument against the validity of the classification of the Primates adopted by Prof.

Modern palaeoanthropology and archaeology can be misleading, I would suggest, and classification of “post-primates” like us and “prehistoric man” is confused (3 August, p 32). As we devise ...

Fabrício Gatagon Suruí does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...