21	Bacteria	Proteobacteria	Clostridia	Clostridiales	mitochondria		
4	Bacteria	Firmicutes	Clostridia	Clostridiales	Ruminococcaceae	Candidatus_Portiera	
10	Bacteria	Bacteroidetes	Bacteroidia	Bacteroidales	Piscirickettsiaceae		
11	Bacteria	Firmicutes	Clostridia	Clostridiales	Ruminococcaceae	Ruminococcus	
7	Bacteria	Proteobacteria	Alphaproteobacteria	Clostridiales	Flavobacteriaceae		
9	Bacteria	Bacteroidetes	Bacteroidia	Bacteroidales	Prevotellaceae	Prevotella	
17	Bacteria	Bacteroidetes	Clostridia	Clostridiales	Lachnospiraceae