Children (14 direct children, 1019 direct and indirect children):
Ectocarpaceae
(tree size 123)
Acinetosporaceae
(tree size 117)
Adenocystaceae
(tree size 10)
Chnoosporaceae
Chordariopsidaceae
Chordariaceae
(tree size 629)
Mesosporaceae
(tree size 9)
Myrionemataceae
(tree size 39)
Petrospongiaceae
(tree size 4)
Scytosiphonaceae
(tree size 74)
Pilayellaceae
Pylaiellaceae
Sorocarpaceae
Corynophlaeaceae