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 Oscillatoriales Schaffner 1922, sedis mutabilis
                     Family †Garwoodiaceae Endo 1961
                       1 Genus †Botomaella Korde 1958
                       2 Genus †Garwoodiaᵀ Wood 1941
                       3 Genus †Ortonella Garwood 1914
                       4 Genus †Ortonellopsis Vachard and Cózar 2016
                       5 Genus †Paraortonella Dragastan 1985
                       6 Genus †Rivularialithus Maslov 1955
                       7 Genus †Scotlandella Dragastan 1985