Biota | Chromista | Harosa | Heterokonta | Ochrophyta | Phaeophyceae | Fucophycidae | Ectocarpales | Chordariaceae | Striaria
|  |  |  | Cavalier-Smith, 1995 | Kjellman, 1891 | Cavalier-Smith, 1986 | Bessey, 1907 | Greville, 1830 | Greville, 1828