Ranularia trilineata, common name : the Three-lined Triton, is a species of predatory sea snail, a marine gastropod mollusk in the family Cymatiidae. Description The length of the shell varies between 38 mm and 90 mm Distribution This species occurs in the Red Sea, the Indian Ocean and the Western Pacific Ocean. References Vine, P. (1986). Red Sea Invertebrates. Immel Publishing, London. 224 pp External links Cymatiidae Gastropods described in 1844