Methanobacterium oryzae Joulian et al. 2000 Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanobacteria order Methanobacteriales family Methanobacteriaceae genus Methanobacterium species Methanobacterium oryzae Name Homonyms Methanobacterium oryzae Methanobacterium oryzae Joulian et al. 2000