Kingdom Protoctista Hogg, 1860 Phylum Chlorophyta Pascher (1914) - green algae Class Chlorophyceae Wille (1884) - chlorophytes Order Tetrasporales Lemmermann see Order Chlamydomonadales F.E. Fritsch Family Tetrasporaceae Wittr. (1872), nom. cons. Genus Fottiella Ettl (1955)