We don't know that any of the pre-clovis populations survived. Just another hiccup in the story of man.
Dennis Stanford makes a compelling case for Solutrean contact prior the the Last Glacial Maximum, too. Geneticists can't find evidence of that.... but the tools are still being found in Virginia and the Chesapeake area.
Dennis Stanford makes a compelling case for Solutrean contact prior the the Last Glacial Maximum, too. Geneticists can't find evidence of that.... but the tools are still being found in Virginia and the Chesapeake area.