. . . . . . "Polymesoda is a genus of clams in the family Corbiculidae, or alternately, the Cyrenidae.Species include:Polymesoda acutaPolymesoda anomalaPolymesoda arctataPolymesoda bengalensisPolymesoda boliviana Polymesoda caroliniana (Bosc, 1801) \u2014 Carolina marsh clamPolymesoda exquisitaPolymesoda floridanaPolymesoda fontaineiPolymesoda inflata Polymesoda maritima (Orbigny, 1842) \u2014 maritime marsh clamPolymesoda meridionalisPolymesoda mexicanaPolymesoda notabilisPolymesoda obscuraPolymesoda ordinariaPolymesoda powelliPolymesoda proximaPolymesoda radiataPolymesoda tribunalis\u2191 \u2191 2.0 2.1"@en . .