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Pachyseris is an interesting coral that has narrow ridges a few millimeters above the surface of the colony. The ridges can be long and narrow or short and contorted. There are five species of Pachyseris and this coral can be plating, encrusting or branching. Something you can find large areas covered in thin plating Pachyseris. This coral lacks are corallite structure and instead has septa-costea which run perpendicular to the narrow ridges. #CoralID #Coral #CoralReef #CoralIdentification #Pachyseris #Sulawesi #Indoneisa
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