Millions of years ago, marine life flourished in waters that spread across what is now Egypt’s Western Desert. Today, the phosphate-bearing layers of the Duwi Formation preserve a record of that vanished ecosystem—and paleontologists have uncovered new evidence of the diversity of animals that once called it home.
A team of researchers led by Cairo University paleontologist Tarek Yassin discovered fossilized teeth that belong to at least seven different shark species in Egypt’s Abu-Tartur Plateau. Five of the species had not been previously identified in this region.
The findings were published in Cretaceous Research, offering a new glimpse…
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