Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 2024 Kingdom Bacillatiᵀ (Gibbons and Murray 1978) Oren and Göker 2024 [Phylum Cyanobacteria Garcia-Pichel et al. (2020)] see Phylum Cyanobacteriota Oren et al. 2022 [Class Cyanophyceae Hauck (1885)] see Class Chroococcophyceae Hollerbach et al. 1953 [Order Chroococcales Ardissone (1887)] see Order Chroococcales corrig. Ardissone 1887 [Family Microcystaceae Elenkin (1933), sedis mutabilis] see Family Microcystaceae Elenkin 1933 [Genus Clathrocystis Henfrey 1856] see Genus Microcystis Lemmerm. (1907), nom. cons. [Clathrocystis holsatica Lemmermann 1903] see Aphanocapsa holsatica (Lemmermann 1903) G. Cronberg & Komárek (1994)