Ianthina bicolor Menke, 1828 accepted as Janthina janthina (Linnaeus, 1758) (source of synonymy)
Ianthina striulata P. P. Carpenter, 1857 accepted as Janthina janthina (Linnaeus, 1758) (source of synonymy)
Janthina (Achates) carpenteri Mörch, 1860 accepted as Janthina janthina (Linnaeus, 1758) (source of synonymy)
Janthina communis Lamarck, 1822 accepted as Janthina janthina (Linnaeus, 1758) (source of synonymy)
Janthina exigua Lamarck, 1816 (basis of record)
Janthina fragilis Lamarck, 1801 accepted as Janthina janthina (Linnaeus, 1758) (source of synonymy)
Janthina globosa Swainson, 1822 (additional source)
Janthina janthina (Linnaeus, 1758) (additional source)
Janthina nitens Menke, 1828 accepted as Janthina globosa Swainson, 1822 (source of synonymy)
Janthina pallida W. Thompson, 1840 (additional source)
Janthina payraudeaui Locard, 1901 accepted as Janthina globosa Swainson, 1822 (source of synonymy)
Janthina prolongata Blainville, 1822 accepted as Janthina globosa Swainson, 1822 (additional source)
Janthina splendens Monterosato, 1884 accepted as Janthina globosa Swainson, 1822 (source of synonymy)