methanobrevibacter oralis | species | archaea | bacteria | species | 66851 |
methanobrevibacter smithii | species | archaea | bacteria | species | 2173 |
methanobrevibacter sp. | no rank | archaea | bacteria | species | 66852 |
uncultured methanobrevibacter sp. | no rank | archaea | environmental samples | species | 253161 |