basis of record Guiry, M.D. (2001). Macroalgae of Rhodophycota, Phaeophycota, Chlorophycota, and two genera of Xanthophycota, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 20-38 (look up in IMIS) [details]
context source (MSBIAS) MEDIN (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN, version 1.0.