Methanogenium marinum Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Methanobacteriati phylum Methanobacteriota class Methanomicrobia order Methanomicrobiales family Methanomicrobiaceae genus Methanogenium species Methanogenium marinum Name Synonyms Methanogenium marinum Chong et al. 2003 Homonyms Methanogenium marinum Methanogenium marinum Chong et al. 2003