"[prokaryotes]" - bacteria see Domain Bacteria Woese et al. 1990
   Domain Bacteria Woese et al. 1990
     Superphylum FCB Gupta 2004
       Candidate phylum Cloacimonetes (WWE1) Rinke et al. 2013
         1 Candidatus Cloacimonasᵀ corrig. Pelletier et al. 2008