1. Department of Natural History Sciences, Faculty of Science, Hokkaido University, Sapporo 060-0810, Japan
2. Dipartimento di Scienze della Vita e dell'Ambiente, Università Politecnica delle Marche, Via Brecce Bianche, 60131 Ancona, Italy
3. Bezhin Rosko, 40 rue des pêcheurs, 29250 Santec, Brittany, France
4. The AlgaeBase and the Irish Seaweed Research Group, c/o Ryan Institute, National University of Ireland, Galway, Ireland