Scallop shell

Scallops are mollusks belonging to the family Auchenipteridae in the order Perciformes. The shell is relatively large and nearly circular; Back edge straight; The top of the shell is near the middle of the dorsal edge; Having ears in front and back, most species have unequal ears in front and back; Generally, there is a filamentous foramen below the anterior ear of the right shell, with several small comb teeth on its ventral margin; The surface of shells often has various shapes of radiating ribs, on which there are scales or small spines; The growth pattern is fine and regular. The shell has a variety of colors; The inner surface of the shell is light and slightly glossy, often with inner ribs corresponding to the surface of the shell, and obvious muscle scars; The inner ligament is brown and located in the triangular ligament groove. The coat has a thick edge, developed coat eyes and tentacles, and no water pipes.