| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Methanosaeta | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanosaetaceae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoregula formicica | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoregula boonei T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoregula | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanopyrus kandleri T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanopyrus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanopyraceae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanopyrales | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanopyri | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoplanus limicola T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoplanus endosymbiosus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanoplanus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanonatronarchaeum thermophilum T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanonatronarchaeum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomicrobium mobile T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomicrobium antiquum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomicrobium | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomethylovorans uponensis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomethylovorans thermophila | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomethylovorans hollandica T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomethylovorans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomassiliicoccus luminyensis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomassiliicoccus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomassiliicoccaceae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanomassiliicoccales | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanolobus zinderi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanolobus vulcani | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanolobus tindarius T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Methanolobus taylorii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |