Peptoclostridium Yutin and Galperin 2013 non Peptoclostridium Galperin et al. 2016 Peptoclostridium difficile (Hall and O'Toole 1935) Yutin and Galperin 2013 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 Peptostreptococcaceae Ezaki 2010 Peptoclostridium Yutin and Galperin 2013 non Peptoclostridium Galperin et al. 2016 Peptostreptococcaceae Ezaki 2010 Filifactor Collins et al. 1994 Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980) emend. Ezaki et al. 2001 Tepidibacter Slobodkin et al. 2003 emend. Tan et al. 2012 Asaccharospora Gerritsen et al. 2014 Romboutsia Gerritsen et al. 2014 emend. Wang et al. 2015 Intestinibacter Gerritsen et al. 2014 Peptoanaerobacter Sizova et al. 2016 Clostridioides Lawson et al. 2016 Wukongibacter Li et al. 2016 Maledivibacter Li et al. 2016 Paramaledivibacter Li et al. 2016 Terrisporobacter Gerritsen et al. 2014 Peptoclostridium Galperin et al. 2016 non Peptoclostridium Yutin and Galperin 2013 Peptacetobacter Chen et al. 2020 Criibacterium Maheux et al. 2021 Peptoclostridium difficile (Hall and O'Toole 1935) Yutin and Galperin 2013 Peptoclostridium bartlettii (Song et al. 2004) Yutin and Galperin 2013 Peptoclostridium bifermentans (Weinberg and Séguin 1918) Yutin and Galperin 2013 Peptoclostridium ghonii (Prévot 1938) Yutin and Galperin 2013 Peptoclostridium glycolicum (Gaston and Stadtman 1963) Yutin and Galperin 2013 Peptoclostridium hiranonis (Kitahara et al. 2001) Yutin and Galperin 2013 Peptoclostridium irregulare (Choukévitch 1911) Yutin and Galperin 2013 Peptoclostridium litorale (Fendrich et al. 1991) Galperin et al. 2016 Peptoclostridium lituseburense (LaPlanche and Saissac 1948) Yutin and Galperin 2013 Peptoclostridium mangenotii (Prévot and Zimmès-Chaverou 1947) Yutin and Galperin 2013 Peptoclostridium mayombei (Kane et al. 1992) Yutin and Galperin 2013 Peptoclostridium paradoxum (Li et al. 1993) Yutin and Galperin 2013 Peptoclostridium sordellii (Hall and Scott 1927) Yutin and Galperin 2013 Peptoclostridium sticklandii (Stadtman and McClung 1957) Yutin and Galperin 2013 Peptoclostridium thermoalcaliphilum (Li et al. 1994) Yutin and Galperin 2013 Peptoclostridium tenue (Bergey et al. 1923) Yutin and Galperin 2013 Peptoclostridium yurii (Margaret and Krywolap 1986) Yutin and Galperin 2013 Yutin N. Galperin M.Y. A genomic update on clostridial phylogeny: Gram-negative spore formers and other misplaced clostridia. 2013 15 10 2631 2641 Environmental Microbiology Environ Microbiol 1462-2912 1462-2920 10.1111/1462-2920.12173 23834245