6	Bacteria	Nitrospirae	Nitrospira	Nitrospirales	BD2		
9	Bacteria	Chloroflexi	Anaerolineae				
22	Bacteria	Proteobacteria	Deltaproteobacteria	Syntrophobacterales	Syntrophobacteraceae		
4	Bacteria	Proteobacteria	Deltaproteobacteria	Desulfarculales	Desulfarculaceae		
3	Bacteria	Proteobacteria	Deltaproteobacteria	Desulfobacterales	Desulfobacteraceae	Desulfococcus