Fossilized 10,000-year-old mastodon tooth found by California scientist

Molar from large mammal that once lived in North America is in ‘immaculate condition’ after discovery in Bay Area A 10,000 year-old tooth in remarkable condition from an ancient Pacific mastodon, a large mammal that once inhabited North America, was recently discovered by a California scientist. Brigid Lynch, a geomorphologist, was working at a preserve in San Mateo county, when she stumbled across a peculiar rock. Continue reading...

Uwa Ede-Osifo · Sat, Sep 12, 2026, 1:34 PM
California | The Guardian

Fossilized 10,000-year-old mastodon tooth found by California scientist

Molar from large mammal that once lived in North America is in ‘immaculate condition’ after discovery in Bay Area

A 10,000 year-old tooth in remarkable condition from an ancient Pacific mastodon, a large mammal that once inhabited North America, was recently discovered by a California scientist.

Brigid Lynch, a geomorphologist, was working at a preserve in San Mateo county, when she stumbled across a peculiar rock.

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