
Brigid Lynch
Brigid Lynch is a geologist who recently made a significant discovery while examining a creek in San Mateo County, where she found a 10,000-year-old fossilized tooth from a Pacific mammoth, a species that lived in North America until about 10,000 years ago.
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Brigid Lynch, a Balance Hydrologics geomorphologist, discovered the mastodon tooth while surveying an area for habitat improvements for the threatened California red-legged frog.
Rare Ice Age mastodon tooth found by scientist in San Mateo County, CaliforniaFox News·
United States· 2026-09-20
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Wayne Thompson

Brigid Lynch, a geologist, discovered a fossilized mammoth tooth while examining a creek in San Mateo County.
دندان ماموت ۱۰هزارساله - همشهری آنلاینHamshahri·
Iran· 2026-09-13