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Southwest Florida Shells with Emphasis on Sanibel & Captiva

José H. Leal

Family Pholadidae


Martesia cuneiformis

(Say, 1822)

Wedge Piddock

Shell size to 20 mm; shell shape variable, usually pear-shaped, thin. Sculpture of fine concentric, denticulate ridges anterior to oblique groove; ridges smooth posterior to groove. Anterior accessory plate (mesoplax) very distinctive, longer than wide, tear-drop- or heart-shaped, sculpted with fine growth lines. Very destructive wood borer, found in drift wood and floating logs.

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