Kingdom Bacteria Cavalier-Smith 2002 - bacteria see Domain Bacteria Woese et al. 1990
   Subkingdom Negibacteria Cavalier-Smith 2002 - negibacteria see Domain Bacteria Woese et al. 1990
     Infrakingdom Glycobacteria Cavalier-Smith 2002 see Domain Bacteria Woese et al. 1990
       Division Sphingobacteria Cavalier-Smith 2002
         1 Class Flavobacteria Cavalier-Smith 2002 see Class Cytophagia Nakagawa 2012
         2 Class Chlorobea Cavalier-Smith 2002