Children (13 direct children, 3100 direct and indirect children):
Cutleriales
Dictyosiphonales
(tree size 13)
Miaohephyton
(tree size 1)
Scytosiphonales
Fucophycidae
(tree size 2550)
Phaeophycidae
Discosporangiophycidae
(tree size 8)
Ishigeophycidae
(tree size 15)
Dictyotophycidae
(tree size 497)
Pleurochloridellales
Choristocarpales
Stschapoviales
(tree size 1)
Yeaia
(tree size 2)