Anaerovirgula Pikuta et al. 2006 Anaerovirgula Pikuta et al. 2006 Anaerovirgula multivorans Pikuta et al. 2006 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Firmicutes (sic) Gibbons and Murray 2021 Bacillota corrig. Gibbons and Murray 2021 Firmacutes (sic) Gibbons and Murray 2021 Clostridia Rainey 2010 Thermoanaerobacterales (Garrity and Holt 2001) Wiegel 2010 emend. Lv et al. 2020 Incertae sedis 13 Takii et al. 2007 Anaerovirgula Pikuta et al. 2006 Incertae sedis 13 Takii et al. 2007 Dethiosulfatibacter Takii et al. 2007 Proteiniborus Niu et al. 2008 Flavonifractor Carlier et al. 2010 Blautia Liu et al. 2008 emend. Durand et al. 2017 Pseudoflavonifractor Carlier et al. 2010 Anaerovirgula multivorans Pikuta et al. 2006 Pikuta E.V. Itoh T. Krader P. Tang J. Whitman W.B. Hoover R.B. Anaerovirgula multivorans gen. nov., sp. nov., a novel spore-forming, alkaliphilic anaerobe isolated from Owens Lake, California, USA. 2006 56 11 2623 2629 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64198-0 17082402 The authors (Pikuta et al. 2006, rid.1593) place the genus Anaerovirgula in the clostridial cluster XI. Intermediate taxa are not designated. Pikuta E.V. Itoh T. Krader P. Tang J. Whitman W.B. Hoover R.B. Anaerovirgula multivorans gen. nov., sp. nov., a novel spore-forming, alkaliphilic anaerobe isolated from Owens Lake, California, USA. 2006 56 11 2623 2629 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64198-0 17082402 rid.1593 places this genus within "clostridial cluster XI"