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 Chlorococcales Pascher see Order Chlamydomonadales F.E. Fritsch
               Family Chlorococcaceae Blackman & Tansley
                 Genus Ankyra Fott (1957)
                 Genus Bracteacoccus E. Tereg (1923)
                 Genus Characium A.Braun, in F.T. Kützing (1849)
                 Genus Chlorochytrium Cohn (1872)
                 Genus Chlorococcum Meneghini (1842), nom. cons.
                 Genus Dictyococcus R. Gerneck (1907)
                 Genus Hydrianum Rabenh. (1868)
                 Genus Korshikoviella P.C.Silva (1959)
                 Genus Neochloris R.C. Starr (1955)
                 Genus Oophila F.D. Lambert ex N. Wille, in A. Engl. & K. Prantl (1909)
                 Genus Pulchrasphaera Deason (1967)
                 Genus Rhopalosolen Fott (1957)
                 Genus Schroederia Lemmermann (1898)
                 Genus Scotinosphaera Klebs (1881)
                 Genus Spongiochloris R.C. Starr (1955)
                 Genus Spongiococcum Deason (1959)
                 Genus Sykidion E.P. Wright (1881)
                 Genus Trebouxia Puymaly (1924)