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
                 Class Flavobacteriia Bernardet 2012
                   Order Flavobacteriales Bernardet 2012
                     Family Cryomorphaceae Bowman et al. 2003
                       1 Genus Acidiluteibacter Gui et al. 2020
                       2 Genus Cryomorphaᵀ Bowman et al. 2003 [monotypic]
                       3 Genus Luteibaculum Shahina et al. 2013 [monotypic]
                       4 Genus Phaeocystidibacter Zhou et al. 2013 [monotypic]
                       5 Genus Salibacter Lu et al. 2017
                       6 Genus Vicingus Wiese et al. 2018
                       7 Genus "Candidatus Abditibacter" Grieb et al. 2022