Sediment layers containing pre-Clovis artifacts at Page-Ladson also contained remains of an extinct prehistoric camelid, bison, and mastodon.
Sources
- Discovery Points to Earlier Arrival of First Americans (nationalgeographic.com)
- https://www.science.org/doi/10.1126/sciadv.1600375 (science.org)
- https://www.researchgate.net/publication/303052097_Pre-Clovis_Occupation_14550_Years_Ago_At_The_Page-Ladson_Site_Florida_And_The_Peopling_Of_The_Americas (researchgate.net)
- https://pubmed.ncbi.nlm.nih.gov/27386553/ (pubmed.ncbi.nlm.nih.gov)
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