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Tiny worm makes for big evolutionary discovery: Scientists describe 'Uncus,' the oldest ecdysozoanTheir discovery of Uncus dzaugisi, a worm-like creature rarely over a few centimeters in length, is described in a paper titled "An Ediacaran bilateran with an ecdysozoan affinity from South ...
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Scientists Uncover 555-Million-Year Fossil That Could Rewrite the History of Life on EarthA 555-million-year-old worm-like organism, Uncus dzaugisi, has been identified as the oldest confirmed member of Ecdysozoa, a superphylum that encompasses modern insects, crustaceans, and nematodes.
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