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Old 04-05-07, 09:08
John Pernetta John Pernetta is offline
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Join Date: Dec 2005
Posts: 12
Default UB) (Unidentified burrowing object)

The photograph is of Lingula, a brachiopod and sole surviving member of a once flourishing phylum, the so-called lamp shells. Found in muddy substrata in the tropics and sub-triopics often in association with sipunculid worms.
 
 
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