| T01166 | mru | Methanobrevibacter ruminantium |
| T00539 | msi | Methanobrevibacter smithii |
| T02687 | meb | Methanobrevibacter sp. AbM4 |
| T04203 | mmil | Methanobrevibacter millerae |
| T04279 | meye | Methanobrevibacter sp. YE315 |
| T04385 | mol | Methanobrevibacter olleyae |
| T07510 | maro | Methanobrevibacter arboriphilus |
| T08254 | metv | Methanobrevibacter sp. TLL-48-HuF1 |
Genus: Methanobrevibacter