Kingdom Bacteria Cavalier-Smith 2002 - bacteria see Domain Bacteria Woese et al. 1990
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   Subkingdom Unibacteria Cavalier-Smith 2002 see Domain Bacteria Woese et al. 1990
  Count: -
     Division Archaebacteria Cavalier-Smith 2002 see Domain Archaea Woese et al. 1990
    Count: -
       1 Subdivision Euryarchaeota Cavalier-Smith 2002 see Phylum Euryarchaeota Garrity and Holt 2001
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       2 Subdivision Crenarchaeota Cavalier-Smith 2002 see Phylum Crenarchaeota Garrity and Holt 2001
      Count: -
       3 Candidate order Korarchaeota Cavalier-Smith 2002, incertae sedis see Phylum Korarchaeota Ludwig and Klenk 2001
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