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 Alteromonadales Bowman and McMeekin 2005
                     Family Alteromonadaceaeᵀ Ivanova and Mikhailov 2001
                       Genus Alteromonasᵀ Baumann et al. 1972 (Approved Lists 1980)
                         Alteromonas genovensis Vandecandelaere et al. 2008