Laplatasaurus: quick facts
Discovered in Argentina, this huge dinosaur had hardened areas (most likely bony plates) in its skin for protection.
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.