Literature
- Cornelius, P.F.S. 1995a. North-West European thecate hydroids and their Medusae. Part 1. Synopses of the British Fauna (New Series), No 50.
- Fraser, J.H. 1972. The distribution of the Medusae in the Scottish area. Proceedings of the Royal Society of Edinburgh (B) 74(1): 1-25.
- Hamond, R. 1963. Further notes on the Hydrozoa of the Norfolk coast. Annals and Magazine of Natural History (13) 6: 659-670.
- Kramp, P.L. 1959. The hydromedusae of the Atlantic Ocean and adjacent waters. Dana Report 46: 1-283; 2 plates, 335 text figures.
- Russell, F.S. 1953a. The medusae of the British Isles. Anthomedusae, Leptomedusae, Limnomedusae, Trachymedusae, and Narcomedusae. Cambridge University Press, 530 pp. 319 figures, 35 plates.
- Russell, F.S. 1963d. Hydromedusae. Families: Phialuciidae, Eirenidae, Eutimidae. Fiches d'Identification du Zooplancton, 102 (1963). Conseil International pour l'Exploration de la Mer, Kopenhagen.