Hungateiclostridium straminisolvens (Kato et al. 2004) Zhang et al. 2018 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 Eubacteriales Buchanan 1917 (Approved Lists 1980) emend. Tindall 2019 Oscillospiraceae Peshkoff 1940 (Approved Lists 1980) emend. Tindall 2019 Acetivibrio Patel et al. 1980 emend. Tindall 2019 Hungateiclostridium straminisolvens (Kato et al. 2004) Zhang et al. 2018 Acetivibrio Patel et al. 1980 emend. Tindall 2019 Hungateiclostridium thermocellum (Viljoen et al. 1926) Zhang et al. 2018 Hungateiclostridium cellulolyticum (Patel et al. 1980) Zhang et al. 2018 Hungateiclostridium aldrichii (Yang et al. 1990) Zhang et al. 2018 Hungateiclostridium alkalicellulosi (Zhilina et al. 2006) Zhang et al. 2018 Hungateiclostridium clariflavum (Shiratori et al. 2009) Zhang et al. 2018 Hungateiclostridium saccincola (Koeck et al. 2016) Zhang et al. 2018 Hungateiclostridium mesophilum Rettenmaier et al. 2019 Clostridium straminisolvens Kato et al. 2004 Acetivibrio straminisolvens (Kato et al. 2004) Tindall 2019 Hungateiclostridium straminisolvens (Kato et al. 2004) Zhang et al. 2018 Ruminiclostridium straminisolvens (Kato et al. 2004) Yutin and Galperin 2013 Kato S. Haruta S. Cui Z.J. Ishii M. Yokota A. Igarashi Y. Clostridium straminisolvens sp. nov., a moderately thermophilic, aerotolerant and cellulolytic bacterium isolated from a cellulose-degrading bacterial community. 2004 54 6 2043 2047 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.63148-0 15545431 Zhang X. Tu B. Dai L.-R. Lawson P.A. Zheng Z.-Z. Liu L.-Y. Deng Y. Zhang H. Cheng L. Petroclostridium xylanilyticum gen. nov., sp. nov., a xylan-degrading bacterium isolated from an oilfield, and reclassification of clostridial cluster III members into four novel genera in a new Hungateiclostridiaceae fam. nov. 2018 68 10 3197 3211 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.002966 30124399 Tindall B.J. The names Hungateiclostridium Zhang et al. 2018, Hungateiclostridium thermocellum (Viljoen et al. 1926) Zhang et al. 2018, Hungateiclostridium cellulolyticum (Patel et al. 1980) Zhang et al. 2018, Hungateiclostridium aldrichii (Yang et al. 1990) Zhang et al. 2018, Hungateiclostridium alkalicellulosi (Zhilina et al. 2006) Zhang et al. 2018, Hungateiclostridium clariflavum (Shiratori et al. 2009) Zhang et al. 2018, Hungateiclostridium straminisolvens (Kato et al. 2004) Zhang et al. 2018 and Hungateiclostridium saccincola (Koeck et al. 2016) Zhang et al. 2018 contravene Rule 51b of the International Code of Nomenclature of Prokaryotes and require replacement names in the genus Acetivibrio Patel et al. 1980. 2019 69 12 3927 3932 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003685 31526446 Zhang X. Tu B. Dai L.-R. Lawson P.A. Zheng Z.-Z. Liu L.-Y. Deng Y. Zhang H. Cheng L. Petroclostridium xylanilyticum gen. nov., sp. nov., a xylan-degrading bacterium isolated from an oilfield, and reclassification of clostridial cluster III members into four novel genera in a new Hungateiclostridiaceae fam. nov. 2018 68 10 3197 3211 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.002966 30124399