Domain Bacteria Woese et al. 1990
   Phylum Proteobacteria Garrity and Holt 2001 see Phylum Proteobacteria Garrity et al. 2005
     Class "Gammaproteobacteria" nom. inval. see Class Gammaproteobacteria Garrity et al. 2005
       Order "Alteromonadales" Garrity et al. 2001 nom. ined. see Order Alteromonadales Bowman and McMeekin 2005
         1 Family "Alteromonadaceae" Ivanova and Mikhailov 2001