Methanosphaerula Dataset NCBI Taxonomy Rank GENUS Classification phylum Euryarchaeota class Methanomicrobia order Methanomicrobiales family Methanoregulaceae genus Methanosphaerula Name Synonyms "Candidatus Methanosphaerula" Cadillo-Quiroz et al. 2008 Candidatus Methanosphaerula Methanosphaerula Cadillo-Quiroz et al. 2009 Homonyms Methanosphaerula Methanosphaerula Cadillo-Quiroz et al. 2009