living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Chlorophycota see Phylum Chlorophyta Pascher (1914)
           Class Chlorophyceae Wille (1884) - chlorophytes
             Order Tetrasporales Lemmermann see Order Chlamydomonadales F.E. Fritsch
               Family Characiochloridaceae Skuja
                 Genus Characiochloris A. Pascher (1927)
                 Genus Chlorangiella G.B. De Toni (1889)
                 Genus Chlorangiopsis A.A. Korshikov (1932)
                 Genus Malleochloris Pascher (1927)
                 Genus Metapolytoma Skuja (1958)
                 Genus Physocytium Borzì (1883)
                 Genus Pseudochlorangium Hindák
                 Genus Stylosphaeridium Geitler & Gimesi (1925)