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330 million year old shark teeth found in Ireland rewriting ancient sea life
Science
Published on 13 May 2026
They were crushing specialists not killer predators
Wildlife officers in Ireland have uncovered fossilized shark teeth estimated at 330 million years old in the Burren limestone. The teeth, from Psephodus magnus, belong to an ancient group built for crushing prey rather than hunting like modern predators. The find underscores how citizen eyes can surface clues to Earth’s distant past—and the surprising diversity of Carboniferous sharks.
- Ireland’s Burren limestone yielded 330 million year old shark teeth
- The fossils come from Psephodus magnus, ancient crushing specialists
- The discovery predates dinosaurs by hundreds of millions of years
- Citizen observation helped bring the deep history to light
Read the full story at The Economic Times
This summarization was done by Beige for a story published on 
The Economic Times