†subkingdom Streptobionta
Parent taxon: Chlorobiota according to P. Kenrick and P.R. Crane 1997
Sister taxa: Micromonadobionta, Ulvobionta
Subtaxa: Chaetosphaeridiobiotes Charobiotes Chlorokybiotes Coleochaetobiotes Embryobiotes Klebsormidiobiotes Zygnemobiotes