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 Pseudomonadotaᵀ Garrity et al. 2021
                 Class Alphaproteobacteria Garrity et al. 2006
                   Order Caulobacteralesᵀ Henrici and Johnson 1935 (Approved Lists 1980)
                     Family Hyphomonadaceae Lee et al. 2005
                       01 Genus Algimonas Fukui et al. 2013
                       02 Genus Asprobacter Jin et al. 2017
                       03 Genus Fretibacter Cho et al. 2013 [monotypic]
                       04 Genus Hellea Alain et al. 2008 [monotypic]
                       05 Genus Henriciella Quan et al. 2009
                       06 Genus Hirschia Schlesner et al. 1990
                       07 Genus Hyphomonasᵀ (ex Pongratz 1957) Moore et al. 1984
                       08 Genus Litorimonas Jung et al. 2011 [monotypic]
                       09 Genus Ponticaulis Kang and Lee 2009 [monotypic]
                       10 Genus Robiginitomaculum Lee et al. 2007 [monotypic]
                       11 Genus Thalassorhabdomicrobium Zhao et al. 2019
                       12 Genus Vitreimonas Asem et al. 2020
                       13 Genus "Candidatus Viadribacter" Braun and Szewzyk 2020