Methanospirillum psychrodurum Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales family Methanospirillaceae genus Methanospirillum species Methanospirillum psychrodurum Name Synonyms Methanospirillum psychrodurum Zhou et al. 2014 Homonyms Methanospirillum psychrodurum Methanospirillum psychrodurum Zhou et al. 2014