Subgenus (Politoleda) L. G. Hertlein & A. M. Strong, 1940

(3-6-1-0-2-2-0-2-7-0-0-0-0)
Ref. Bernard, 1983 p 12
Keen, 1971 p 29

polita (G. B. Sowerby, 1833)
(3-6-1-0-2-2-0-2-7-1-0-0-0)
Polished Nut Clam
Ref. Abbott & Dance, 1982 p 290 c