Cymatium raderiCymatium raderi is a species of predatory sea snail, a marine gastropod mollusk in the family Cymatiidae.Distribution2 metres depth, in Turtle Grass beds.Western Atlantic Ocean: Caribbean, Puerto Rico - N Brazil.DescriptionThe maximum recorded shell length is 240 mm.HabitatMinimum recorded depth is 0 m. Maximum recorded depth is 46 m.