Spiders Originally Had 2 Sets Of Eyes

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The fossil has been named Hastocularis argus . The results have been published in the journal Current Biology,Using X-ray techniques, the scientists made images of the 305-million-year-old harvestman fossil. It reveals that the two sets of eyes found on the harvestman species
million-year-old fossil found in eastern France that primitive harvestmen had two sets of eyes rather than one

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