5	Bacteria	Proteobacteria	Epsilonproteobacteria	Campylobacterales	Helicobacteraceae	Sulfurimonas	
4	Bacteria	Chloroflexi	Anaerolineae	CFB			
4	Bacteria	Bacteroidetes	Bacteroidia	Bacteroidales			
6	Bacteria	Chloroflexi	Anaerolineae	GCA004			
8	Bacteria	Chloroflexi	Anaerolineae	OPB11			
5	Bacteria	Proteobacteria	Deltaproteobacteria	Desulfobacterales	Desulfobacteraceae	Desulfococcus	
6	Bacteria	Proteobacteria	Alphaproteobacteria				
20	Bacteria	Proteobacteria	Deltaproteobacteria	Desulfobacterales	Desulfobacteraceae	Desulfococcus