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Pteriidae 3 species (4 shells in total)

Phylum      : Mollusca
 Class       : Bivalvia 
  Subclass    : Pteriomorphia 
   Order       : Ostreida 
    Superfamily : Pterioidea 
     Family      : Pteriidae 
    

Common name : tree oysters, black-lip pearl oyster, penguin wing-oyster

Aspect : flattened valves, concentric sculptures sometimes scaly; straight hinge, without teeth; cardinal edge prolonged in the form of an angular rear wing; very pearly interior;

Feeding : filtration of microorganisms in suspension

Environment : strong byssal threads attached to the rocks, pier piles, ...; tropical waters

Isognomon Lightfoot, 1786

Isognomon

Pinctada margaritifera (Linnaeus, 1758)

Pinctada margaritifera: <polished>

Pteria penguin (Röding, 1798)

Pteria penguin : <polished>
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