Species (4)

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  Metazoa Mollusca Gastropoda Pulmonata Planorbidae Armigerus

  Armigerus orbiculus Morelet

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• 

  Protista Granuloreticulosa Foraminifera Robulus

  Robulus orbiculus Reuss ()

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  Metazoa Mollusca Bivalvia Veneroida Veneridae Orbiculus

  Orbiculus sp.

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• 

  Metazoa Mollusca Orbiculus

  Orbiculus concentrius

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