Pectinidae Gloripallium Speciosum Reeve,1856 Okinawa Japan 43.1mm Incredible colors of alternating rich light & dark pink rounded radial alternating ribs of cream and red-lilac splotches of color radiating from umbo to the edge of the left valve. The right valve with alternating ribs of pale pink and cream splotches radiating from umbo to edge. Interior white with pale pink areas. Awesome! Indo-Pacific East China sea Onna Pt. on sandy bottom at 120ft., scuba dive along base of reef, under coral rubble.