Methanobacterium thermalcaliphilum Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanothermobacter species Methanothermobacter thermautotrophicus Name Homonyms Methanobacterium thermalcaliphilum Methanobacterium thermalcaliphilum corrig. Blotevogel et al. 1988