An order of anaerobic, coccoid to rod-shaped methanogens, in the kingdom EURYARCHAEOTA. They are nonmotile, do not catabolize carbohydrates, proteinaceous material, or organic compounds other than formate or carbon monoxide, and are widely distributed in nature.
Subtype terms (1)
More specific conditions that are subtypes of Methanobacteriales in the MeSH hierarchy.