Pseudoflavonifractor gallinarum Zenner et al. 2021 Pseudoflavonifractor gallinarum Zenner et al. 2021 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 Pseudoflavonifractor Carlier et al. 2010 Pseudoflavonifractor gallinarum Zenner et al. 2021 Pseudoflavonifractor Carlier et al. 2010 Pseudoflavonifractor capillosus (Tissier 1908) Carlier et al. 2010 Pseudoflavonifractor hominis Liu et al. 2022 Pseudoflavonifractor gallinarum Zenner et al. 2021 Zenner C. Hitch T.C.A. Riedel T. Wortmann E. Tiede S. Buhl E.M. Abt B. Neuhaus K. Velge P. Overmann J. Kaspers B. Clavel T. Early-Life Immune System Maturation in Chickens Using a Synthetic Community of Cultured Gut Bacteria. 2021 6 3 mSystems mSystems 2379-5077 10.1128/mSystems.01300-20 34006629 Oren A. Garrity G.M. Validation List No. 202. List of new names and new combinations previously effectively, but not validly, published 2021 71 11 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 Zenner C. Hitch T.C.A. Riedel T. Wortmann E. Tiede S. Buhl E.M. Abt B. Neuhaus K. Velge P. Overmann J. Kaspers B. Clavel T. Early-Life Immune System Maturation in Chickens Using a Synthetic Community of Cultured Gut Bacteria. 2021 6 3 mSystems mSystems 2379-5077 10.1128/mSystems.01300-20 34006629 Zenner C. Hitch T.C.A. Riedel T. Wortmann E. Tiede S. Buhl E.M. Abt B. Neuhaus K. Velge P. Overmann J. Kaspers B. Clavel T. Early-Life Immune System Maturation in Chickens Using a Synthetic Community of Cultured Gut Bacteria. 2021 6 3 mSystems mSystems 2379-5077 10.1128/mSystems.01300-20 34006629 Oren A. Garrity G.M. Validation List No. 202. List of new names and new combinations previously effectively, but not validly, published 2021 71 11 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034