Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum "Proteobacteria" Craig et al. 2010
               Phylum "Betaproteobacteria" Garrity et al., 2006 [monotypic]
                 Class Betaproteobacteriaᵀ Garrity et al. 2006
                   Order Burkholderiales Garrity et al. 2006
                     Family Comamonadaceae Willems et al. 1991
                       Genus Corticibacter Fang et al. 2015
                       Genus Pseudorhodoferax Bruland et al. 2009
                       Genus Zhizhongheella Dong et al. 2014
                       01.1 Genus Comamonasᵀ (ex Davis and Park 1962) De Vos et al. 1985
                       01.2 Genus Acidovorax Willems et al. 1990
                       01.3 Genus Alicycliphilus Mechichi et al. 2003 [monotypic]
                       01.4 Genus Delftia Wen et al. 1999
                       01.5 Genus Diaphorobacter Khan and Hiraishi 2003
                       01.6 Genus Melaminivora Wang et al. 2014 [monotypic]
                       02 Genus Brachymonas Hiraishi et al. 1995
                       03 Genus Caenimonas Ryu et al. 2008
                       04 Genus Caldimonas Takeda et al. 2002
                       05 Genus Curvibacter Ding and Yokota 2004
                       06 Genus Extensimonas Zhang et al. 2013 [monotypic]
                       07 Genus Giesbergeria Grabovich et al. 2006
                       08 Genus Hydrogenophaga Willems et al. 1989
                       09 Genus Hylemonella Spring et al. 2004 [monotypic]
                       10 Genus Kinneretia Gomila et al. 2010 [monotypic]
                       11 Genus Lampropedia Schroeter 1886 (Approved Lists 1980) [monotypic]
                       12 Genus Limnohabitans Hahn et al. 2010
                       13 Genus Macromonas Utermöhl and Koppe 1924 (Approved Lists 1980)
                       14 Genus Ottowia Spring et al. 2004
                       15 Genus Malikia Spring et al. 2005
                       16 Genus Pelomonas Xie and Yokota 2005
                       17 Genus Polaromonas Irgens et al. 1996
                       18 Genus Pseudacidovorax Kämpfer et al. 2008 [monotypic]
                       19 Genus Ramlibacter Heulin et al. 2003
                       20.1 Genus Rhodoferax Hiraishi et al. 1992
                       20.2 Genus Albidiferax corrig. Ramana and Sasikala 2009 [monotypic]
                       21 Genus Roseateles Suyama et al. 1999
                       22 Genus Schlegelella Elbanna et al. 2003
                       23 Genus Simplicispira Grabovich et al. 2006
                       24 Genus Tepidicella França et al. 2006 [monotypic]
                       25 Genus Variovorax Willems et al. 1991
                       26 Genus Verminephrobacter Pinel et al. 2012 [monotypic]
                       27 Genus Xenophilus Blümel et al. 2001 [monotypic]