Hydrogenophilaceae Garrity et al. 2006 emend. Boden et al. 2017 Hydrogenophilus Hayashi et al. 1999 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Hydrogenophilalia Boden et al. 2017 Hydrogenophilales Garrity et al. 2006 emend. Boden et al. 2017 Hydrogenophilaceae Garrity et al. 2006 emend. Boden et al. 2017 Hydrogenophilales Garrity et al. 2006 emend. Boden et al. 2017 Incertae sedis 575 Slobodkina et al. 2020 Petrobacter Salinas et al. 2004 Tepidiphilus Manaia et al. 2003 emend. Poddar et al. 2014 Thiobacillus Beijerinck 1904 (Approved Lists 1980) emend. Boden et al. 2017 Hydrogenophilus Hayashi et al. 1999 Salinas M.B. Fardeau M.L. Cayol J.L. Casalot L. Patel B.K.C. Thomas P. Garcia J.L. Ollivier B. Petrobacter succinatimandens gen. nov., sp. nov., a moderately thermophilic, nitrate-reducing bacterium isolated from an Australian oil well. 2004 54 3 645 649 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.02732-0 15143002 Garrity G.M. Bell J.A. Lilburn T. Garrity G.M. Brenner D.J. Krieg N.R. Staley J.T. Family I. Hydrogenophilaceae fam. nov. 2005 2, Part C 2 763 Bergey's Manual of Systematic Bacteriology Springer New York 0387241450 Garrity G.M. Bell J.A. Lilburn T. Garrity G.M. Brenner D.J. Krieg N.R. Staley J.T. Order II. Hydrogenophilales ord. nov. 2005 2, Part C 2 763 Bergey's Manual of Systematic Bacteriology Springer New York 0387241450