| antarctica | | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| brazil | | uncultured methanomicrobiales archaeon | species | 44 | 0 |
| brazil | rio de janeiro | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| cameroon | | uncultured methanomicrobiales archaeon | species | 5 | 0 |
| chile | | uncultured methanomicrobiales archaeon | species | 42 | 0 |
| china | | uncultured methanomicrobiales archaeon | species | 44 | 0 |
| china | guangdong | uncultured methanomicrobiales archaeon | species | 2 | 0 |
| china | sichuan | uncultured methanomicrobiales archaeon | species | 3 | 0 |
| czech republic | | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| france | aquitaine region | uncultured methanomicrobiales archaeon | species | 2 | 0 |
| france | languedoc-roussillon region | uncultured methanomicrobiales archaeon | species | 2 | 0 |
| germany | bavaria | uncultured methanomicrobiales archaeon | species | 4 | 0 |
| germany | bremen | uncultured methanomicrobiales archaeon | species | 13 | 0 |
| germany | mecklenburg-vorpommern | uncultured methanomicrobiales archaeon | species | 9 | 0 |
| india | | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| japan | | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| kenya | rift valley province | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| netherlands | north holland province | uncultured methanomicrobiales archaeon | species | 117 | 0 |
| south africa | | uncultured methanomicrobiales archaeon | species | 1 | 0 |
| south korea | ulsan city | uncultured methanomicrobiales archaeon | species | 34 | 0 |
| spain | catalonia | uncultured methanomicrobiales archaeon | species | 9 | 0 |
| spain | valencia | uncultured methanomicrobiales archaeon | species | 3 | 0 |
| thailand | | uncultured methanomicrobiales archaeon | species | 10 | 0 |
| turkey | | uncultured methanomicrobiales archaeon | species | 4 | 0 |
| united kingdom | england | uncultured methanomicrobiales archaeon | species | 25 | 0 |
| united states | alaska | uncultured methanomicrobiales archaeon | species | 9 | 0 |
| united states | new york | uncultured methanomicrobiales archaeon | species | 4 | 0 |