Capiz Shell

Capiz shell (Placuna placenta) is a marine bivalve common in the Philippine coastal waters; it is characterized by a large thin flat translucent shell, and is white outside and pearly inside. The shell is feeble and thin-looking but is claimed to be stronger than plate glass. The right half of the shell is perfectly flat and has teeth fitted into grooves in the left half, which is slightly concaved. The right valve is slightly raised for breathing and feeding.

This sea shell species belong to mollusk group similar to the sun and moon shell, being circular and very flat and reaches 180 mm in length. Chemical analyses show that this species of shell has the highest carbonate.
It is commonly found in Philippine waters from a dept of 3-12 meters of bed deposits.

Geographically speaking, Capiz is a province of the Philippines facing the Sibuyan Sea to the north.

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