Kingdom Bacteria Cavalier-Smith 2002 - bacteria see Domain Bacteria Woese et al. 1990 Subkingdom Unibacteria Cavalier-Smith 2002 see Domain Bacteria Woese et al. 1990 Division Posibacteria Cavalier-Smith 2002 Subdivision Endobacteria Cavalier-Smith 2002 Class Teichobacteria Cavalier-Smith 2002