Gyrineum longicaudatum is a species of predatory sea snail, a marine gastropod mollusk in the family Cymatiidae. Distribution This species occurs in the Coral Sea and off New Caledonia in the Pacific. References External links Beu A.G. (1998). Résultats des Campagnes MUSORSTOM: 19. Indo-West Pacific Ranellidae, Bursidae and Personidae (Mollusca: Gastropoda), a monograph of the New Caledonian fauna and revisions of related taxa. Mémoires du Muséum National d'Histoire Naturelle. 178: 1-255 Cymatiidae Gastropods described in 1998