Suborder Thecosomata 11 Sort by Category Cavoliniid spp. Cavolinia gibbosa (d'Orbigny, 1835) Cavolinia inflexa (Lesueur, 1813) Cavolinia uncinata (d'Orbigny, 1834) Diacria quadridentata (Blainville, 1821) Diacria trispinosa (Blainville, 1821) Clio pyramidata Linnaeus, 1767 Creseis clava (Rang, 1828) Hyalocylis striata (Rang, 1828) Limacina helicina (Phipps, 1774) Corolla spectabilis Dall, 1871 See all posts ->