Faecalibacterium butyricigenerans Zou 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 Eubacteriales Buchanan 1917 (Approved Lists 1980) emend. Tindall 2019 Oscillospiraceae Peshkoff 1940 (Approved Lists 1980) emend. Tindall 2019 Faecalibacterium Duncan et al. 2002 emend. Zou et al. 2021 Faecalibacterium butyricigenerans Zou et al. 2021 Faecalibacterium Duncan et al. 2002 emend. Zou et al. 2021 Faecalibacterium prausnitzii (Hauduroy et al. 1937) Duncan et al. 2002 emend. Zou et al. 2021 Faecalibacterium moorei Fitzgerald et al. 2018 Faecalibacterium longum Zou et al. 2021 Faecalibacterium hominis Liu et al. 2021 Faecalibacterium duncaniae Sakamoto et al. 2022 Faecalibacterium hattorii Sakamoto et al. 2022 Faecalibacterium gallinarum Sakamoto et al. 2022 Faecalibacterium butyricigenerans Zou et al. 2021 Zou Y. Lin X. Xue W. Tuo L. Chen M.-S. Chen X.-H. Sun C.-H. Li F. Liu S.-W. Dai Y. Kristiansen K. Xiao L. Characterization and description of Faecalibacterium butyricigenerans sp. nov. and F. longum sp. nov., isolated from human faeces. 2021 11 1 11340 11340 Scientific Reports Sci Rep 2045-2322 10.1038/s41598-021-90786-3 34059761 Zou Y. Lin X. Xue W. Tuo L. Chen M.-S. Chen X.-H. Sun C.-H. Li F. Liu S.-W. Dai Y. Kristiansen K. Xiao L. Characterization and description of Faecalibacterium butyricigenerans sp. nov. and F. longum sp. nov., isolated from human faeces. 2021 11 1 11340 11340 Scientific Reports Sci Rep 2045-2322 10.1038/s41598-021-90786-3 34059761