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 Cytophagia Nakagawa 2012 [monotypic]
                   Order Cytophagalesᵀ Leadbetter 1974 (Approved Lists 1980)
                     Family Hymenobacteraceae Munoz et al. 2016
                       1 Genus Adhaeribacter Rickard et al. 2005
                       2 Genus Botryobacter Han et al. 2019
                       3 Genus Hymenobacterᵀ Hirsch et al. 1999
                       4 Genus Nibribacter Kang et al. 2013 [monotypic]
                       5 Genus Pontibacter Nedashkovskaya et al. 2005
                       6 Genus Rufibacter Abaydulla et al. 2014
                       7 Genus Sabulibacter Lian et al. 2022
                       8 Genus "Candidatus Solirubrum" Cuebas-Irizarry et al. 2016 nom. pro-inval.