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 Cyanobacteriota Oren et al. 2022 Class Chroococcophyceaeᵀ Hollerbach et al. 1953 Order "Gloeobacterales"ᵀ Cavalier-Smith 2002 nom. inval., nom. rej. 1 Genus "Candidatus Sivonenia" Pessi et al. 2023 nom. pro-inval., incertae sedis 2 Family "Gloeobacteraceae"ᵀ Komárek and Anagnostidis 1995 nom. inval. [monotypic] 3 Family Anthocerotibacteraceae Strunecký and Mareš 2023