Methanosphaera stadtmanae Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanosphaera species Methanosphaera stadtmanae Name Synonyms Methanosphaera stadtmanae Miller and Wolin 1985 Methanosphaera stadtmaniae Methanosphaera stadtmanii Homonyms Methanosphaera stadtmanae Methanosphaera stadtmanae MCB-3 Methanosphaera stadtmanae ATCC 43021 Methanosphaera stadtmanae Miller and Wolin 1985