Neogloboquadrina pachyderma - <p><i>Neogloboquadrina pachyderma</i> - carbonaceous shell of a planktonic foraminifer (Protozoa), found in sediments of the Weddell Sea, Southern Ocean, Antarctica. </p> © Hannes Grobe 19:12, 20 June 2007 (UTC), Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany - CC BY-SA 2.5 - Wikimedia Commons
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