†unranked clade Fucales (brown algae)
Parent taxon: Phaeophyceae according to C. Bruno de Sousa et al. 2019
See also Amico 1995 and Taylor et al. 2008
Sister taxa: Chordites, Ectocarpales, Fucus, Laminariales, Limnophycus, Staurofucus, Permopadina, Ectocarpus, Algites
Subtaxa: Cystoseiraceae Pterophycus Sargassites Sargassum
Ecology: "photoautotroph"
Distribution:
• Miocene of Austria (1 collection), United States (8: California)
• Oligocene of Germany (1)
• Triassic of France (1)
Total: 11 collections including 15 occurrences