NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY
Huayangosaurus dinosaur, fossil skull. This dinosaur, part of the infraorder Stegosauria, dates from the Middle Jurassic, around 170 million years ago. This specimen was found in Sichuan, China, in 1982. It is part of the collections held at the Natural History Museum, London, UK.
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