甲烷杆菌属

甲烷杆菌属（学名：Methanobacterium）为甲烷杆菌目甲烷杆菌科的一属革兰氏阳性菌。可在水田、沉积物或其他缺氧的且除CO₂外无其他无机电子受体（如硝酸盐或硫酸盐）存在的环境分离到。此属的模式种为甲酸甲烷杆菌(Methanobacterium formicicum)。

甲烷杆菌属
科学分类
域：	古菌域 Archaea
门：	广古菌门 Euryarchaeota
纲：	甲烷杆菌纲 Methanobacteria
目：	甲烷杆菌目 Methanobacteriales
科：	甲烷杆菌科 Methanobacteriaceae
属：	甲烷杆菌属 Methanobacterium Kluyver and Van Niel, 1936
模式种
甲酸甲烷杆菌 Methanobacterium formicicum Schnellen 1947

下属物种

本属包括以下物种：

• Methanobacterium aarhusense Shlimon et al. 2004
• Methanobacterium aggregans Kern et al. 2015
• 嗜碱甲烷杆菌 Methanobacterium alcaliphilum Worakit et al. 1986
• 耐热碱甲烷杆菌 Methanobacterium alkalithermotolerans Mei et al. 2022^[1]
• Methanobacterium arbophilicum Zeikus and Henning 1975，为Methanobrevibacter arboriphilus (Zeikus and Henning 1975) Balch and Wolfe 1981的异名
• Methanobacterium arcticum Shcherbakova et al. 2011
• 北京甲烷杆菌 Methanobacterium beijingense Ma et al. 2005
• 布氏甲烷杆菌 Methanobacterium bryantii Balch and Wolfe 1981
• Methanobacterium congolense Cuzin et al. 2001
• Methanobacterium defluvii Kotelnikova et al. 1994，异名
• 依斯甲烷杆菌 Methanobacterium espanolae Patel et al. 1990
• Methanobacterium ferruginis Mori and Harayama 2011
• Methanobacterium flexile Zhu et al. 2011
• 甲酸甲烷杆菌 Methanobacterium formicicum Schnellen 1947
• 伊氏甲烷杆菌 Methanobacterium ivanovii Jain et al. 1988
• Methanobacterium kanagiense Kitamura et al. 2011
• Methanobacterium lacus Borrel et al. 2012
• Methanobacterium mobile Paynter and Hungate 1968，也拼作：Methanobacterium mobilis
• Methanobacterium movens Zhu et al. 2011
• Methanobacterium movilense Schirmack et al. 2014
• Methanobacterium oryzae Joulian et al. 2000
• Methanobacterium paludis Cadillo-Quiroz et al. 2014
• 沼泽甲烷杆菌 Methanobacterium palustre Zellner et al. 1990
• Methanobacterium petrolearium Mori and Harayama 2011
• Methanobacterium ruminantium Smith and Hungate 1958，为Methanobrevibacter ruminantium (Smith and Hungate 1958) Balch and Wolfe 1981的异名
• Methanobacterium spitsbergense Trubitsyn et al. 2024^[2]
• 地下甲烷杆菌 Methanobacterium subterraneum Kotelnikova et al. 1998
• 热聚甲烷杆菌 Methanobacterium thermaggregans Blotevogel and Fischer 1988，也拼作Methanobacterium thermoaggregans
• 嗜热碱甲烷杆菌 Methanobacterium thermalcaliphilum corrig. Blotevogel et al. 1988，为Methanobacterium thermoalcaliphilum的异名
• 热自养甲烷杆菌 Methanobacterium thermautotrophicus corrig. Zeikus and Wolfe 1972，也拼作：Methanobacterium thermautotrophicum，Methanobacterium thermoautotrophicus
• 热甲酸甲烷杆菌 Methanobacterium thermoflexum Kotelnikova et al. 1994，为Methanothermobacter thermoflexus (Kotelnikova et al. 1994) Boone 2002的异名
• Methanobacterium thermoformicicum Zhilina and Ilarionov 1986，为Methanothermobacter thermautotrophicus (Zeikus and Wolfe 1972) Wasserfallen et al. 2000的异名
• 嗜热甲烷杆菌 Methanobacterium thermophilum Laurinavichus et al. 1990，为Methanothermobacter thermophilus (Laurinavichus et al. 1990) Boone 2002的异名
• 泥沼甲烷杆菌 Methanobacterium uliginosum König 1985
• Methanobacterium veterum Krivushin et al. 2010
• 沃氏甲烷杆菌 Methanobacterium wolfei Winter et al. 1985，为Methanothermobacter wolfei (Winter et al. 1985) Wasserfallen et al. 2000的异名