| Name | Growth | Modifications | External links | |
|---|---|---|---|---|
| Archaeon | Methanothermus fervidus DSM 2088 | 83 °C | anaerobic | DSMZ BacDive | |
| Archaeon | Methanothermus fervidus DSM 3537 | 80 °C | anaerobic | DSMZ BacDive | |
| Archaeon | Methanothermus fervidus DSM 3538 | 80 °C | anaerobic | DSMZ BacDive | |
| Archaeon | Methanothermus sociabilis DSM 3496 | 88 °C | anaerobic | DSMZ BacDive |