Unique fossil reveals the internal organs of a 245-million-year-old marine reptile

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Scientists from China, Europe and the U.S., including Dr. Stephan Spiekman, a paleontologist at the State Museum of Natural History Stuttgart and the University of Hohenheim, have described a fossil of the long-necked marine reptile Austronaga minuta from China. Although this reptile descended from land-dwelling reptiles, it was already well adapted to life in the water around 245 million years ago.