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 Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Bacteroidota Krieg et al. 2021
                 01 Genus "Candidatus Comitans" Jacobi et al. 1996, incertae sedis
                 02 Genus "Candidatus Karelsulcia" corrig. Moran et al. 2020, incertae sedis
                 03 Genus "Candidatus Magnispira" corrig. Snaidr et al. 2020, incertae sedis
                 04 Genus "Candidatus Ordinivivax" Treitli et al. 2021, incertae sedis
                 05 Genus "Candidatus Uzinuria" corrig. Gruwell et al. 2020, incertae sedis
                 06 Family "Candidatus Amoebophilaceae" Santos-Garcia et al. 2014 nom. nud., incertae sedis [monotypic]
                 07 Order "Candidatus Sulfidibacteriales" Leng et al. 2022 nom. nud., incertae sedis [monotypic]
                 08 Class Bacteroidiaᵀ Krieg 2012 [monotypic]
                 09 Class Chitinophagia Munoz et al. 2017 [monotypic]
                 10 Class Cytophagia Nakagawa 2012 [monotypic]
                 11 Class Flavobacteriia Bernardet 2012
                 12 Class Saprospiria Hahnke et al. 2018 [monotypic]
                 13 Class Sphingobacteriia Kämpfer 2012 [monotypic]
                 14 Class "Candidatus Costitxiia" Gago et al. 2024 nom. pro-inval. [monotypic]