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Editorial illustration of the Triassic dicynodont Dinodontosaurus isiyavamanda in Tanzania.

Ancient CivilizationsSeptember 19, 2026

A 240-Million-Year-Old Herbivore From Tanzania May Change the Dinosaur Timeline

A newly named 240-million-year-old herbivore from Tanzania links African and South American rocks and may force a rethink of the earliest dinosaur timeline.