Methanosphaera cuniculi Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanosphaera species Methanosphaera cuniculi Name Synonyms Methanosphaera cuniculi Biavati et al. 1990 Homonyms Methanosphaera cuniculi Methanosphaera cuniculi Biavati et al. 1990