Methanogenium organophilum Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales family Methanomicrobiaceae genus Methanogenium species Methanogenium organophilum Name Synonyms Methanogenium organophilum Widdel et al. 1989 Homonyms Methanogenium organophilum Methanogenium organophilum Widdel et al. 1989