Azonexaceae Boden et al. 2017 Azonexus Reinhold-Hurek and Hurek 2000 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 Rhodocyclales Garrity et al. 2006 Azonexaceae Boden et al. 2017 Rhodocyclales Garrity et al. 2006 Rhodocyclaceae Garrity et al. 2006 emend. Boden et al. 2017 Zoogloeaceae Boden et al. 2017 Fluviibacteraceae Watanabe et al. 2020 Dechloromonas Achenbach et al. 2001 Ferribacterium Cummings et al. 2000 Quatrionicoccus (Maszenan et al. 2002) Tindall and Euzéby 2006 Azonexus Reinhold-Hurek and Hurek 2000 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