Methanobacterium wolfei Dataset NCBI Taxonomy Classification kingdom Methanobacteriati phylum Methanobacteriota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanothermobacter species Methanothermobacter wolfeii Name Homonyms Methanobacterium wolfei Winter et al. 1985 Methanobacterium wolfei