Kentron eta (sic) Seah et al. 2017 Kentrum eta corrig. Seah et al. 2017 Kentron eta (sic) Seah 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 Gammaproteobacteria Garrity et al. 2005 emend. Williams and Kelly 2013 Legionellales Garrity et al. 2005 emend. Saini and Gupta 2021 Incertae sedis 502 Seah et al. 2017 Kentrum corrig. Seah et al. 2017 Kentron (sic) Seah et al. 2017 Kentrum eta corrig. Seah et al. 2017 Kentron eta (sic) Seah et al. 2017 Kentrum corrig. Seah et al. 2017 Kentron (sic) Seah et al. 2017 Kentrum eta corrig. Seah et al. 2017 Kentron eta (sic) Seah et al. 2017 Seah B.K.B. Schwaha T. Volland J.-M. Huettel B. Dubilier N. Gruber-Vodicka H.R. Specificity in diversity: single origin of a widespread ciliate-bacteria symbiosis. 2017 284 1858 Proceedings of the Royal Society Series B Proc R Soc Lond B Biol Sci 0962-8452 1471-2954 10.1098/rspb.2017.0764 28701560 Seah B.K.B. Schwaha T. Volland J.-M. Huettel B. Dubilier N. Gruber-Vodicka H.R. Specificity in diversity: single origin of a widespread ciliate-bacteria symbiosis. 2017 284 1858 Proceedings of the Royal Society Series B Proc R Soc Lond B Biol Sci 0962-8452 1471-2954 10.1098/rspb.2017.0764 28701560 Seah B.K.B. Schwaha T. Volland J.-M. Huettel B. Dubilier N. Gruber-Vodicka H.R. Specificity in diversity: single origin of a widespread ciliate-bacteria symbiosis. 2017 284 1858 Proceedings of the Royal Society Series B Proc R Soc Lond B Biol Sci 0962-8452 1471-2954 10.1098/rspb.2017.0764 28701560 Oren A. Garrity G.M. Parker C.T. Chuvochina M. Trujillo M.E. Lists of names of prokaryotic Candidatus taxa. 2020 70 7 3956 4042 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003789 32603289