History20th century (discoveries); Late Pleistocene (site origin, ~10,000-13,000 years ago)North America (New Mexico, USA)low confidence

George McJunkin reported the Folsom, New Mexico archaeological site in 1908, and Ridgley Whiteman found the Clovis, New Mexico site in 1929, providing the first indisputable evidence that ancient Americans coexisted with and hunted megafauna.

Notes on verification

Well-documented in archaeological literature and multiple independent sources including Wikipedia, academic research, and Britannica; consistent details on discoverers, dates, and significance. [cascade flags: wikipedia_dropped_other_sources_exist | tier=unverified indep_score=0.3 clusters=2 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]

Sources

George McJunkin reported the Folsom, New Mexico archaeolo… · DeepInquiry