Hypsilophodon: quick facts

Hypsilophodon was the fastest of the ornithischians that lived in central United States, England, Spain and Portugal. Its snout ended in a beak, but it had teeth at the rear of its mouth. Hypsilophodo

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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.