Olorotitan: quick facts

Olorotitan was a duck-billed dinosaur from the Late Cretaceous of far eastern Russia, notable for its tall, fan- or hatchet-shaped crest on top of its head. A member of the crested lambeosaurine hadro

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Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.