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10,000-Year-Old Mastodon Tooth Found in California Creek

A researcher discovers a Pacific mastodon molar in San Mateo County that will be analyzed at Stanford University.

3 publishers · 3 articles · first seen 11 Sept 2026 · updated 1h ago

Sources

Every article we clustered into this story. Headlines link to the publisher.

  1. Fossilized 10,000-year-old mastodon tooth found by California scientist The Guardian US ·
  2. A Mastodon Tooth Is Discovered in a California Creek The New York Times ·
  3. Scientist surveying California creek finds 10,000-year-old mastodon tooth Times of India

In this story

  • Stanford University
  • California
  • San Mateo County