| Derived name | : | Halomethanococcus (Genus) Yu and Kawamura 1988 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanimicrococcus (Genus) corrig. Sprenger et al. 2000 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanobacterium (Genus) Kluyver and van Niel 1936 (Approved Lists 1980) | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanobinarius (Genus) Protasov and Brune 2023 nom. inval. | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanobrevibacter (Genus) Balch and Wolfe 1981 | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanocaldococcus (Genus) Whitman 2002 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanocella (Genus) Sakai et al. 2008 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanococcus (Genus) Kluyver and van Niel 1936 (Approved Lists 1980) | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanofervidicoccus (Genus) Sakai et al. 2019 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanohalobium (Genus) Zhilina and Zavarzin 1988 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanohalophilus (Genus) Paterek and Smith 1988 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanolapillus (Genus) Protasov and Brune 2025 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanolobus (Genus) König and Stetter 1983 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanomassiliicoccus (Genus) Dridi et al. 2012 | |
Ref: LPSN, 2020-present: [21 May 2026] ("N.L. pref. methano-, pertaining to methane (in compound words)"). |
| Derived name | : | Methanomethylophilus (Genus) Borrel et al. 2024 | |
Ref: LPSN, 2020-present: [21 May 2026] ("N.L. pref. methano-, pertaining to methane (in compound words)"). |
| Derived name | : | Methanomethylovorans (Genus) Lomans et al. 2004 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanonatronarchaeum (Genus) Sorokin et al. 2018 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanooceanicella (Genus) Zhang et al. 2024 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanopyrus (Genus) Kurr et al. 1992 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanorudis (Genus) Protasov and Brune 2023 nom. inval. | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanosalsum (Genus) Boone and Baker 2002 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanosarcina (Genus) Kluyver and van Niel 1936 (Approved Lists 1980) | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanosphaera (Genus) Miller and Wolin 1985 | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanosuratincola (Genus) Wu et al. 2025 | |
Ref: LPSN, 2020-present: [21 May 2026] ("N.L. pref. methano-, pertaining to methane (in compound words)"). |
| Derived name | : | Methanosuratincola (Genus) corrig. Vanwonterghem et al. 2020 | |
Ref: LPSN, 2020-present: [21 May 2026] ("N.L. pref. methano-, pertaining to methane (in compound words)"). |
| Derived name | : | Methanothermobacter (Genus) Wasserfallen et al. 2000 | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methanothermococcus (Genus) Whitman 2002 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanothermus (Genus) Stetter 1982 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanothrix (Genus) Huser et al. 1983 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanotorris (Genus) Whitman 2002 | |
Ref: LPSN, 2020-present: [21 May 2026]. |
| Derived name | : | Methanovirga (Genus) Protasov and Brune 2023 nom. inval. | |
Ref: LPSN, 2020-present: [20 May 2026]. |
| Derived name | : | Methermicoccus (Genus) Cheng et al. 2007 | |
Ref: LPSN, 2020-present: [21 May 2026] ("methane-producing"). |