[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Algae L. (1753) see [unranked] Algae Phylum Chlorophycota see Phylum Chlorophyta Pascher (1914) Class Chlorophyceae Wille (1884) - chlorophytes Order Chlorocystidales Family Chlorocystidaceae Genus Halochlorococcum P.A. Dangeard (1965) Halochlorococcum operculatum P. Kornmann & P.-H. Sahling (1983)