Methanocalculus pumilus Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales family Methanocalculaceae genus Methanocalculus species Methanocalculus pumilus Name Synonyms Methanocalculus pumilus Mori et al. 2000 Homonyms Methanocalculus pumilus Methanocalculus pumilus Mori et al. 2000