Oct 25, 2022
439-Million-Year-Old Fossil Teeth Overturn Long-Held Views About Evolution
Posted by Genevieve Klien in categories: biotech/medical, evolution
An international team of scientists has found toothed fish remains that date back 439 million years, which suggests that the ancestors of modern chondrichthyans (sharks and rays) and osteichthyans (ray-and lobe-finned fish) originated far earlier than previously believed.
The findings were recently published in the prestigious journal Nature.
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