Prehistoric lobster found in Burgess Shale fossil bed
TORONTO, March 28 (UPI) -- Researchers in Canada have unearthed an ancient marine creature they say is the common ancestor of a diverse range of modern species, including butterflies, spiders and lobsters. The prehistoric species, Yawunik kootenayi, was discovered in the Burgess Shale Formation,... Sign in to see full entry.
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