12	Bacteria	Proteobacteria	Gammaproteobacteria	Clostridiales	Desulfobacteraceae	Desulfococcus	
28	Bacteria	Firmicutes	Clostridia	Clostridiales			
12	Bacteria	Bacteroidetes	Bacteroidia	Bacteroidales	Desulfobacteraceae	Prevotella	
36	Bacteria	Firmicutes	Clostridia	Clostridiales	Ruminococcaceae	Prevotella	
8	Bacteria	Firmicutes	Clostridia	Clostridiales	Lachnospiraceae		
15	Bacteria	Firmicutes	Clostridia	Clostridiales			
12	Bacteria	Firmicutes	Clostridia	Clostridiales	Lachnospiraceae	Parabacteroides