Work found, with species-group names introduced therein:
Forbes, E. and S. Hanley. 1852. A History of British Mollusca, and their Shells. A History of British Mollusca 4 pp. 1-280, pls. AAA-HHH, KKK-MMM, OOO-QQQ, 114E-F, 122-133. John van Voorst: London. Ianthina brittanica, see Janthina janthina (Linnaeus, 1758)