Kingdom Protoctista Hogg, 1860 Phylum Chlorophyta Pascher (1914) - green algae Class Chlorophyceae Wille (1884) - chlorophytes Order Chlorosarcinales see Order Chlamydomonadales F.E. Fritsch 1 Genus Chlorosarcinopsis W. Herndon (1958) 2 Genus Tetracystis R.M. Brown & Bold (1964) 3 Genus Chlorosarcina Gerneck (1907) 4 Genus Chlorosphaeropsis Vischer (1933)