In the early 1880s collector Alfred Nicholson Leeds acquired a skeleton of a dinosaur excavated at a small brick pit at the hamlet of Tanholt, close to Eye, Cambridgeshire.
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The generic name is derived from the Lexovii, a Gallic tribe in ancient times inhabiting the region of Normandy, where several stegosaurian specimens had been discovered which by Hoffstetter were referred to Lexovisaurus.