They've definitely been pushing at that old 13,500ya figure in the past couple of decades, especially with discoveries such as the ones in Mexico's Tehuacan Valley, White Sands National Park in New Mexico, and the Cerutti mastodon site in California.
They've definitely been pushing at that old 13,500ya figure in the past couple of decades, especially with discoveries such as the ones in Mexico's Tehuacan Valley, White Sands National Park in New Mexico, and the Cerutti mastodon site in California.
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