Usitatibacteraceae Vieira et al. 2021 Usitatibacteraceae Vieira et al. 2021 Usitatibacter Vieira et al. 2021 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 Usitatibacteraceae Vieira et al. 2021 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 Thiobacillaceae Boden et al. 2017 Sterolibacteriaceae Boden et al. 2017 Usitatibacter Vieira et al. 2021 Vieira S. Huber K.J. Neumann-Schaal M. Geppert A. Luckner M. Wanner G. Overmann J. Usitatibacter rugosus gen. nov., sp. nov. and Usitatibacter palustris sp. nov., novel members of Usitatibacteraceae fam. nov. within the order Nitrosomonadales isolated from soil. 2021 71 2 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.004631 33433313 Vieira S. Huber K.J. Neumann-Schaal M. Geppert A. Luckner M. Wanner G. Overmann J. Usitatibacter rugosus gen. nov., sp. nov. and Usitatibacter palustris sp. nov., novel members of Usitatibacteraceae fam. nov. within the order Nitrosomonadales isolated from soil. 2021 71 2 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.004631 33433313