placuna placenta

English Thesaurus

1. marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell (noun.animal)

hypernym	:	oyster,
definition	:	marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters (noun.animal)

member meronym	:	genus placuna, placuna,
definition	:	windowpane oysters (noun.animal)