Mahella Bonilla Salinas et al. 2004 Mahella Bonilla Salinas et al. 2004 Mahella australiensis Bonilla Salinas et al. 2004 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 56 None 2015 Mahella Bonilla Salinas et al. 2004 Incertae sedis 56 None 2015 Mahella australiensis Bonilla Salinas et al. 2004 Bonilla Salinas M. Fardeau M.L. Thomas P. Cayol J.L. Patel B.K.C. Ollivier B. Mahella australiensis gen. nov., sp. nov., a moderately thermophilic anaerobic bacterium isolated from an Australian oil well. 2004 54 6 2169 2173 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.02926-0 15545453 Bonilla Salinas M. Fardeau M.L. Thomas P. Cayol J.L. Patel B.K.C. Ollivier B. Mahella australiensis gen. nov., sp. nov., a moderately thermophilic anaerobic bacterium isolated from an Australian oil well. 2004 54 6 2169 2173 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.02926-0 15545453