Thiobacillaceae Boden et al. 2017 Thiobacillaceae Boden et al. 2017 Thiobacillus Beijerinck 1904 (Approved Lists 1980) emend. Boden et al. 2017 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 Betaproteobacteria Garrity et al. 2006 emend. Boden et al. 2017 Nitrosomonadales Garrity et al. 2006 emend. Boden et al. 2017 Thiobacillaceae Boden et al. 2017 Nitrosomonadales Garrity et al. 2006 emend. Boden et al. 2017 Nitrosomonadaceae Garrity et al. 2006 Spirillaceae Migula 1894 (Approved Lists 1980) Gallionellaceae Henrici and Johnson 1935 (Approved Lists 1980) emend. Kojima et al. 2021 Methylophilaceae Garrity et al. 2006 Sterolibacteriaceae Boden et al. 2017 Usitatibacteraceae Vieira et al. 2021 Thiobacillus Beijerinck 1904 (Approved Lists 1980) emend. Boden et al. 2017 Annwoodia Boden et al. 2017 Parasulfuritortus Xie et al. 2021 Xie Z. Li S. Lin W. Luo J. Parasulfuritortus cantonensis gen. nov., sp. nov., a microaerophilic sulfur-oxidizing bacterium isolated from freshwater sediment. 2021 71 2 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.004657 33502294 Boden R. Hutt L.P. Rae A.W. Reclassification of Thiobacillus aquaesulis (Wood & Kelly, 1995) as Annwoodia aquaesulis gen. nov., comb. nov., transfer of Thiobacillus (Beijerinck, 1904) from the Hydrogenophilales to the Nitrosomonadales, proposal of Hydrogenophilalia class. nov. within the ‘Proteobacteria’, and four new families within the orders Nitrosomonadales and Rhodocyclales 2017 67 5 1191 1205 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.001927 28581923 Boden R. Hutt L.P. Rae A.W. Reclassification of Thiobacillus aquaesulis (Wood & Kelly, 1995) as Annwoodia aquaesulis gen. nov., comb. nov., transfer of Thiobacillus (Beijerinck, 1904) from the Hydrogenophilales to the Nitrosomonadales, proposal of Hydrogenophilalia class. nov. within the ‘Proteobacteria’, and four new families within the orders Nitrosomonadales and Rhodocyclales 2017 67 5 1191 1205 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.001927 28581923