Archaea  >  Methanobacteriati  >  Thermoplasmatota  >  Thermoplasmata  >  Methanomassiliicoccales

Genus	Species
Candidatus Methanarcanum	2
Candidatus Methanogranum	4
Candidatus Methanomicula	1
Candidatus Methanoplasma	7
Candidatus Methanoprimaticola	3
Methanomassiliicoccus	30
Methanomethylophilus	6