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 "Gammaproteobacteria" Garrity et al., 2005 [monotypic]
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order "Enterobacteriales" Garrity and Holt 2001 nom. nud. [monotypic]
                     Family Enterobacteriaceaeᵀ Rahn 1937 (Approved Lists 1980)
                       Genus Cronobacter Iversen et al. 2008
                         01 Cronobacter condimenti Joseph et al. 2012
                         02 Cronobacter dublinensis Iversen et al. 2008
                         03 Cronobacter helveticus (Stephan et al. 2007) Brady et al. 2013
                         04 Cronobacter malonaticus Iversen et al. 2008
                         05 Cronobacter muytjensii Iversen et al. 2008
                         06 Cronobacter pulveris (Stephan et al. 2008) Brady et al. 2013
                         07 Cronobacter sakazakiiᵀ (Farmer et al. 1980) Iversen et al. 2008
                         08 Cronobacter turicensis Iversen et al. 2008
                         09 Cronobacter universalis Joseph et al. 2012
                         10 Cronobacter zurichensis Brady et al. 2013