Bivalvia, lamellibranchs, with the family Veneridae and genus Pinna. Hui guazi is a famous marine specialty of Cixi City, commonly found in mudflats where tidal activity is frequent.Hui guazi gets its name from its shape resembling a sesame seed, scientifically known as Meretrix, also called "Rainbow Bright Pink Shell" and "Flat Shell".Rainbow Darter Snail,Flat Clam.
