Siberion
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Siberion Fossil range: Early Cambrian 518–513 Ma |
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Siberion is an extinct genus of lobopod from the Sinsk biota of Russia. Its anatomy, including the proboscis-like organ projecting from the face and prominent grasping first pair of appendages, suggests that xenusians like this organism may have been phylogenetically related to anomalocaridids, like Anomalocaris.
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