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X-rays reveal half-billion-year-old insect ancestor – BBC.com

X-rays reveal half-billion-year-old insect ancestor  BBC.com‘My jaw just dropped’: 500 million-year-old larva fossil found with brain preserved  Livescience.com520-million-year-old worm fossil solves mystery of how modern insects, spiders and crabs evolved  Phys.orgA 520 million-year-old perfectly preserved creature is set to reveal secrets of evolution  The IndependentX-rays reveal tiny half-billion-year-old creature  AOL