Syntrophospora Zhao et al. 1990 Syntrophospora bryantii (Stieb and Schink 1985) Zhao et al. 1990 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 Syntrophomonadaceae Zhao et al. 1993 emend. Zhang et al. 2019 Syntrophospora Zhao et al. 1990 Syntrophomonadaceae Zhao et al. 1993 emend. Zhang et al. 2019 Syntrophomonas McInerney et al. 1982 emend. Wu et al. 2006 Thermosyntropha Svetlitshnyi et al. 1996 Syntrophothermus Sekiguchi et al. 2000 Pelospora Matthies et al. 2000 Fervidicola Ogg and Patel 2009 Thermohydrogenium Zacharova et al. 1996 Caldanaerovirga Wagner et al. 2009 Dethiobacter Sorokin et al. 2008 Anaerospora Woo et al. 2016 Desulfosporomusa Sass et al. 2004 Psychrosinus Sattley et al. 2008 Contubernalis Zhilina et al. 2005 Syntrophonatronum Sorokin et al. 2014 Syntrophocurvum Sorokin et al. 2016 Syntrophofaba Sorokin et al. 2016 Syntropholuna Sorokin et al. 2016 Syntrophospora bryantii (Stieb and Schink 1985) Zhao et al. 1990 Zhao H.X. Yang D.C. Woese C.R. Bryant M.P. Assignment of Clostridium bryantii to Syntrophospora bryantii gen. nov., comb. nov. on the basis of a 16S rRNA sequence analysis of its crotonate-grown pure culture. 1990 40 1 40 44 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-40-1-40 1699595